Finding the Fourth Proportional to 11,119.98, 15,358.17 and 7,577.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,119.98 : 15,358.17 = 7,577.04 : x
2. Step 2: Convert to fraction form
   11,119.98/15,358.17 = 7,577.04/x
3. Step 3: Cross multiply
   11,119.98x = 15,358.17 × 7,577.04
4. Step 4: Simplify right side
   11,119.98x = 116,369,468.42
5. Step 5: Solve for x
   x = 116,369,468.42/11,119.98
6. Step 6: Final answer
   x = 10,464.90