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Finding the Fourth Proportional to 236,478.08, 354,723.26 and 67,991.60

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Solution

The fourth proportional to 236,478.08, 354,723.26 and 67,991.60 is: 101,989.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,478.08 : 354,723.26 = 67,991.60 : x
  2. Step 2: Convert to fraction form
    236,478.08/354,723.26 = 67,991.60/x
  3. Step 3: Cross multiply
    236,478.08x = 354,723.26 × 67,991.60
  4. Step 4: Simplify right side
    236,478.08x = 24,118,202,004.62
  5. Step 5: Solve for x
    x = 24,118,202,004.62/236,478.08
  6. Step 6: Final answer
    x = 101,989.17

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