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Finding the Fourth Proportional to 7,778.06, 11,667.14 and 1,934.67

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Solution

The fourth proportional to 7,778.06, 11,667.14 and 1,934.67 is: 2,902.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778.06 : 11,667.14 = 1,934.67 : x
  2. Step 2: Convert to fraction form
    7,778.06/11,667.14 = 1,934.67/x
  3. Step 3: Cross multiply
    7,778.06x = 11,667.14 × 1,934.67
  4. Step 4: Simplify right side
    7,778.06x = 22,572,070.58
  5. Step 5: Solve for x
    x = 22,572,070.58/7,778.06
  6. Step 6: Final answer
    x = 2,902.02

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