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Finding the Fourth Proportional to 282,080.80, 423,218.40 and 124,422.40

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Solution

The fourth proportional to 282,080.80, 423,218.40 and 124,422.40 is: 186,676.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,080.80 : 423,218.40 = 124,422.40 : x
  2. Step 2: Convert to fraction form
    282,080.80/423,218.40 = 124,422.40/x
  3. Step 3: Cross multiply
    282,080.80x = 423,218.40 × 124,422.40
  4. Step 4: Simplify right side
    282,080.80x = 52,657,849,052.16
  5. Step 5: Solve for x
    x = 52,657,849,052.16/282,080.80
  6. Step 6: Final answer
    x = 186,676.47

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