Finding the Fourth Proportional to 11,002.66, 15,182.31 and 7,026.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,002.66 : 15,182.31 = 7,026.10 : x
2. Step 2: Convert to fraction form
   11,002.66/15,182.31 = 7,026.10/x
3. Step 3: Cross multiply
   11,002.66x = 15,182.31 × 7,026.10
4. Step 4: Simplify right side
   11,002.66x = 106,672,428.29
5. Step 5: Solve for x
   x = 106,672,428.29/11,002.66
6. Step 6: Final answer
   x = 9,695.15