Finding the Fourth Proportional to 11,088.17, 15,304.22 and 7,312.02

Step by Step Solution

1. Step 1: Write the proportion equation
   11,088.17 : 15,304.22 = 7,312.02 : x
2. Step 2: Convert to fraction form
   11,088.17/15,304.22 = 7,312.02/x
3. Step 3: Cross multiply
   11,088.17x = 15,304.22 × 7,312.02
4. Step 4: Simplify right side
   11,088.17x = 111,904,762.72
5. Step 5: Solve for x
   x = 111,904,762.72/11,088.17
6. Step 6: Final answer
   x = 10,092.27