Finding the Fourth Proportional to 11,101.89, 16,633.65 and 7,799.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,101.89 : 16,633.65 = 7,799.52 : x
2. Step 2: Convert to fraction form
   11,101.89/16,633.65 = 7,799.52/x
3. Step 3: Cross multiply
   11,101.89x = 16,633.65 × 7,799.52
4. Step 4: Simplify right side
   11,101.89x = 129,734,485.85
5. Step 5: Solve for x
   x = 129,734,485.85/11,101.89
6. Step 6: Final answer
   x = 11,685.80