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Finding the Fourth Proportional to 362,639.43, 543,942.54 and 126,000.63

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Solution

The fourth proportional to 362,639.43, 543,942.54 and 126,000.63 is: 188,995.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,639.43 : 543,942.54 = 126,000.63 : x
  2. Step 2: Convert to fraction form
    362,639.43/543,942.54 = 126,000.63/x
  3. Step 3: Cross multiply
    362,639.43x = 543,942.54 × 126,000.63
  4. Step 4: Simplify right side
    362,639.43x = 68,537,102,723.80
  5. Step 5: Solve for x
    x = 68,537,102,723.80/362,639.43
  6. Step 6: Final answer
    x = 188,995.18

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