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Finding the Fourth Proportional to 571,868.87, 857,809.48 and 172,513.11

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Solution

The fourth proportional to 571,868.87, 857,809.48 and 172,513.11 is: 258,771.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,868.87 : 857,809.48 = 172,513.11 : x
  2. Step 2: Convert to fraction form
    571,868.87/857,809.48 = 172,513.11/x
  3. Step 3: Cross multiply
    571,868.87x = 857,809.48 × 172,513.11
  4. Step 4: Simplify right side
    571,868.87x = 147,983,380,751.00
  5. Step 5: Solve for x
    x = 147,983,380,751.00/571,868.87
  6. Step 6: Final answer
    x = 258,771.53

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