Finding the Fourth Proportional to 10,790.88, 14,900.40 and 7,265.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,790.88 : 14,900.40 = 7,265.76 : x
2. Step 2: Convert to fraction form
   10,790.88/14,900.40 = 7,265.76/x
3. Step 3: Cross multiply
   10,790.88x = 14,900.40 × 7,265.76
4. Step 4: Simplify right side
   10,790.88x = 108,262,730.30
5. Step 5: Solve for x
   x = 108,262,730.30/10,790.88
6. Step 6: Final answer
   x = 10,032.80