Finding the Fourth Proportional to 10,799.87, 14,908.83 and 7,615.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,799.87 : 14,908.83 = 7,615.76 : x
2. Step 2: Convert to fraction form
   10,799.87/14,908.83 = 7,615.76/x
3. Step 3: Cross multiply
   10,799.87x = 14,908.83 × 7,615.76
4. Step 4: Simplify right side
   10,799.87x = 113,542,033.08
5. Step 5: Solve for x
   x = 113,542,033.08/10,799.87
6. Step 6: Final answer
   x = 10,513.28