Finding the Fourth Proportional to 9,359.10, 12,915.49 and 5,110.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,359.10 : 12,915.49 = 5,110.16 : x
2. Step 2: Convert to fraction form
   9,359.10/12,915.49 = 5,110.16/x
3. Step 3: Cross multiply
   9,359.10x = 12,915.49 × 5,110.16
4. Step 4: Simplify right side
   9,359.10x = 66,000,196.92
5. Step 5: Solve for x
   x = 66,000,196.92/9,359.10
6. Step 6: Final answer
   x = 7,051.98