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Finding the Fourth Proportional to 445,557.41, 668,375.40 and 125,712.08

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Solution

The fourth proportional to 445,557.41, 668,375.40 and 125,712.08 is: 188,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,557.41 : 668,375.40 = 125,712.08 : x
  2. Step 2: Convert to fraction form
    445,557.41/668,375.40 = 125,712.08/x
  3. Step 3: Cross multiply
    445,557.41x = 668,375.40 × 125,712.08
  4. Step 4: Simplify right side
    445,557.41x = 84,022,858,412.96
  5. Step 5: Solve for x
    x = 84,022,858,412.96/445,557.41
  6. Step 6: Final answer
    x = 188,579.20

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