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Finding the Fourth Proportional to 3,518.04, 4,854.78 and 1,945.92

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Solution

The fourth proportional to 3,518.04, 4,854.78 and 1,945.92 is: 2,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.04 : 4,854.78 = 1,945.92 : x
  2. Step 2: Convert to fraction form
    3,518.04/4,854.78 = 1,945.92/x
  3. Step 3: Cross multiply
    3,518.04x = 4,854.78 × 1,945.92
  4. Step 4: Simplify right side
    3,518.04x = 9,447,013.50
  5. Step 5: Solve for x
    x = 9,447,013.50/3,518.04
  6. Step 6: Final answer
    x = 2,685.31

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