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Finding the Fourth Proportional to 8,779.52, 13,173.84 and 3,852.63

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Solution

The fourth proportional to 8,779.52, 13,173.84 and 3,852.63 is: 5,780.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,779.52 : 13,173.84 = 3,852.63 : x
  2. Step 2: Convert to fraction form
    8,779.52/13,173.84 = 3,852.63/x
  3. Step 3: Cross multiply
    8,779.52x = 13,173.84 × 3,852.63
  4. Step 4: Simplify right side
    8,779.52x = 50,753,931.20
  5. Step 5: Solve for x
    x = 50,753,931.20/8,779.52
  6. Step 6: Final answer
    x = 5,780.94

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