Finding the Fourth Proportional to 11,039.64, 15,219.78 and 7,496.70

Step by Step Solution

1. Step 1: Write the proportion equation
   11,039.64 : 15,219.78 = 7,496.70 : x
2. Step 2: Convert to fraction form
   11,039.64/15,219.78 = 7,496.70/x
3. Step 3: Cross multiply
   11,039.64x = 15,219.78 × 7,496.70
4. Step 4: Simplify right side
   11,039.64x = 114,098,124.73
5. Step 5: Solve for x
   x = 114,098,124.73/11,039.64
6. Step 6: Final answer
   x = 10,335.31