Finding the Fourth Proportional to 11,100.89, 16,632.16 and 7,798.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,100.89 : 16,632.16 = 7,798.52 : x
2. Step 2: Convert to fraction form
   11,100.89/16,632.16 = 7,798.52/x
3. Step 3: Cross multiply
   11,100.89x = 16,632.16 × 7,798.52
4. Step 4: Simplify right side
   11,100.89x = 129,706,232.40
5. Step 5: Solve for x
   x = 129,706,232.40/11,100.89
6. Step 6: Final answer
   x = 11,684.31