Finding the Fourth Proportional to 11,492.61, 15,855.71 and 7,516.05

Step by Step Solution

1. Step 1: Write the proportion equation
   11,492.61 : 15,855.71 = 7,516.05 : x
2. Step 2: Convert to fraction form
   11,492.61/15,855.71 = 7,516.05/x
3. Step 3: Cross multiply
   11,492.61x = 15,855.71 × 7,516.05
4. Step 4: Simplify right side
   11,492.61x = 119,172,309.15
5. Step 5: Solve for x
   x = 119,172,309.15/11,492.61
6. Step 6: Final answer
   x = 10,369.47