Finding the Fourth Proportional to 11,088.59, 15,304.83 and 7,312.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,088.59 : 15,304.83 = 7,312.44 : x
2. Step 2: Convert to fraction form
   11,088.59/15,304.83 = 7,312.44/x
3. Step 3: Cross multiply
   11,088.59x = 15,304.83 × 7,312.44
4. Step 4: Simplify right side
   11,088.59x = 111,915,651.09
5. Step 5: Solve for x
   x = 111,915,651.09/11,088.59
6. Step 6: Final answer
   x = 10,092.87