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Finding the Fourth Proportional to 472,365.12, 708,393.60 and 156,737.28

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Solution

The fourth proportional to 472,365.12, 708,393.60 and 156,737.28 is: 235,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,365.12 : 708,393.60 = 156,737.28 : x
  2. Step 2: Convert to fraction form
    472,365.12/708,393.60 = 156,737.28/x
  3. Step 3: Cross multiply
    472,365.12x = 708,393.60 × 156,737.28
  4. Step 4: Simplify right side
    472,365.12x = 111,031,686,033.41
  5. Step 5: Solve for x
    x = 111,031,686,033.41/472,365.12
  6. Step 6: Final answer
    x = 235,054.79

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