Finding the Fourth Proportional to 11,641.52, 16,061.13 and 7,814.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,641.52 : 16,061.13 = 7,814.09 : x
2. Step 2: Convert to fraction form
   11,641.52/16,061.13 = 7,814.09/x
3. Step 3: Cross multiply
   11,641.52x = 16,061.13 × 7,814.09
4. Step 4: Simplify right side
   11,641.52x = 125,503,155.47
5. Step 5: Solve for x
   x = 125,503,155.47/11,641.52
6. Step 6: Final answer
   x = 10,780.65