Finding the Fourth Proportional to 11,276.72, 15,562.02 and 7,029.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,276.72 : 15,562.02 = 7,029.50 : x
2. Step 2: Convert to fraction form
   11,276.72/15,562.02 = 7,029.50/x
3. Step 3: Cross multiply
   11,276.72x = 15,562.02 × 7,029.50
4. Step 4: Simplify right side
   11,276.72x = 109,393,219.59
5. Step 5: Solve for x
   x = 109,393,219.59/11,276.72
6. Step 6: Final answer
   x = 9,700.80