Finding the Fourth Proportional to 11,061.84, 16,598.12 and 5,515.97

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.84 : 16,598.12 = 5,515.97 : x
2. Step 2: Convert to fraction form
   11,061.84/16,598.12 = 5,515.97/x
3. Step 3: Cross multiply
   11,061.84x = 16,598.12 × 5,515.97
4. Step 4: Simplify right side
   11,061.84x = 91,554,761.45
5. Step 5: Solve for x
   x = 91,554,761.45/11,061.84
6. Step 6: Final answer
   x = 8,276.63