Finding the Fourth Proportional to 11,934.38, 17,908.52 and 4,915.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,934.38 : 17,908.52 = 4,915.10 : x
2. Step 2: Convert to fraction form
   11,934.38/17,908.52 = 4,915.10/x
3. Step 3: Cross multiply
   11,934.38x = 17,908.52 × 4,915.10
4. Step 4: Simplify right side
   11,934.38x = 88,022,186.85
5. Step 5: Solve for x
   x = 88,022,186.85/11,934.38
6. Step 6: Final answer
   x = 7,375.51