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Finding the Fourth Proportional to 363,569.88, 545,603.96 and 126,912.60

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Solution

The fourth proportional to 363,569.88, 545,603.96 and 126,912.60 is: 190,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,569.88 : 545,603.96 = 126,912.60 : x
  2. Step 2: Convert to fraction form
    363,569.88/545,603.96 = 126,912.60/x
  3. Step 3: Cross multiply
    363,569.88x = 545,603.96 × 126,912.60
  4. Step 4: Simplify right side
    363,569.88x = 69,244,017,133.90
  5. Step 5: Solve for x
    x = 69,244,017,133.90/363,569.88
  6. Step 6: Final answer
    x = 190,455.87

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