Finding the Fourth Proportional to 10,799.88, 14,908.82 and 7,615.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,799.88 : 14,908.82 = 7,615.77 : x
2. Step 2: Convert to fraction form
   10,799.88/14,908.82 = 7,615.77/x
3. Step 3: Cross multiply
   10,799.88x = 14,908.82 × 7,615.77
4. Step 4: Simplify right side
   10,799.88x = 113,542,144.09
5. Step 5: Solve for x
   x = 113,542,144.09/10,799.88
6. Step 6: Final answer
   x = 10,513.28