Finding the Fourth Proportional to 15,002.72, 22,510.56 and 8,082.08

Step by Step Solution

1. Step 1: Write the proportion equation
   15,002.72 : 22,510.56 = 8,082.08 : x
2. Step 2: Convert to fraction form
   15,002.72/22,510.56 = 8,082.08/x
3. Step 3: Cross multiply
   15,002.72x = 22,510.56 × 8,082.08
4. Step 4: Simplify right side
   15,002.72x = 181,932,146.76
5. Step 5: Solve for x
   x = 181,932,146.76/15,002.72
6. Step 6: Final answer
   x = 12,126.61