Finding the Fourth Proportional to 11,051.62, 15,255.68 and 7,516.98

Step by Step Solution

1. Step 1: Write the proportion equation
   11,051.62 : 15,255.68 = 7,516.98 : x
2. Step 2: Convert to fraction form
   11,051.62/15,255.68 = 7,516.98/x
3. Step 3: Cross multiply
   11,051.62x = 15,255.68 × 7,516.98
4. Step 4: Simplify right side
   11,051.62x = 114,676,603.86
5. Step 5: Solve for x
   x = 114,676,603.86/11,051.62
6. Step 6: Final answer
   x = 10,376.45