Finding the Fourth Proportional to 10,702.44, 14,772.78 and 7,516.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,702.44 : 14,772.78 = 7,516.50 : x
2. Step 2: Convert to fraction form
   10,702.44/14,772.78 = 7,516.50/x
3. Step 3: Cross multiply
   10,702.44x = 14,772.78 × 7,516.50
4. Step 4: Simplify right side
   10,702.44x = 111,039,600.87
5. Step 5: Solve for x
   x = 111,039,600.87/10,702.44
6. Step 6: Final answer
   x = 10,375.17