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Finding the Fourth Proportional to 1,232,417.60, 1,844,997.60 and 918,267.20

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Solution

The fourth proportional to 1,232,417.60, 1,844,997.60 and 918,267.20 is: 1,374,697.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,417.60 : 1,844,997.60 = 918,267.20 : x
  2. Step 2: Convert to fraction form
    1,232,417.60/1,844,997.60 = 918,267.20/x
  3. Step 3: Cross multiply
    1,232,417.60x = 1,844,997.60 × 918,267.20
  4. Step 4: Simplify right side
    1,232,417.60x = 1,694,200,780,158.72
  5. Step 5: Solve for x
    x = 1,694,200,780,158.72/1,232,417.60
  6. Step 6: Final answer
    x = 1,374,697.00

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