Finding the Fourth Proportional to 11,892.18, 16,422.33 and 7,650.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,892.18 : 16,422.33 = 7,650.62 : x
2. Step 2: Convert to fraction form
   11,892.18/16,422.33 = 7,650.62/x
3. Step 3: Cross multiply
   11,892.18x = 16,422.33 × 7,650.62
4. Step 4: Simplify right side
   11,892.18x = 125,641,006.34
5. Step 5: Solve for x
   x = 125,641,006.34/11,892.18
6. Step 6: Final answer
   x = 10,565.01