Finding the Fourth Proportional to 11,082.59, 16,610.67 and 5,151.47

Step by Step Solution

1. Step 1: Write the proportion equation
   11,082.59 : 16,610.67 = 5,151.47 : x
2. Step 2: Convert to fraction form
   11,082.59/16,610.67 = 5,151.47/x
3. Step 3: Cross multiply
   11,082.59x = 16,610.67 × 5,151.47
4. Step 4: Simplify right side
   11,082.59x = 85,569,368.18
5. Step 5: Solve for x
   x = 85,569,368.18/11,082.59
6. Step 6: Final answer
   x = 7,721.06