Finding the Fourth Proportional to 23,288,291.31, 32,138,061.64 and 12,834,684.61

Step by Step Solution

1. Step 1: Write the proportion equation
   23,288,291.31 : 32,138,061.64 = 12,834,684.61 : x
2. Step 2: Convert to fraction form
   23,288,291.31/32,138,061.64 = 12,834,684.61/x
3. Step 3: Cross multiply
   23,288,291.31x = 32,138,061.64 × 12,834,684.61
4. Step 4: Simplify right side
   23,288,291.31x = 412,481,885,126,139.38
5. Step 5: Solve for x
   x = 412,481,885,126,139.38/23,288,291.31
6. Step 6: Final answer
   x = 17,711,985.81