Finding the Fourth Proportional to 11,276.32, 15,566.72 and 7,505.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,276.32 : 15,566.72 = 7,505.76 : x
2. Step 2: Convert to fraction form
   11,276.32/15,566.72 = 7,505.76/x
3. Step 3: Cross multiply
   11,276.32x = 15,566.72 × 7,505.76
4. Step 4: Simplify right side
   11,276.32x = 116,840,064.31
5. Step 5: Solve for x
   x = 116,840,064.31/11,276.32
6. Step 6: Final answer
   x = 10,361.54