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Finding the Fourth Proportional to 5,859.07, 8,784.48 and 2,160.30

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Solution

The fourth proportional to 5,859.07, 8,784.48 and 2,160.30 is: 3,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,859.07 : 8,784.48 = 2,160.30 : x
  2. Step 2: Convert to fraction form
    5,859.07/8,784.48 = 2,160.30/x
  3. Step 3: Cross multiply
    5,859.07x = 8,784.48 × 2,160.30
  4. Step 4: Simplify right side
    5,859.07x = 18,977,153.19
  5. Step 5: Solve for x
    x = 18,977,153.19/5,859.07
  6. Step 6: Final answer
    x = 3,238.94

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