Finding the Fourth Proportional to 23,061.61, 34,594.98 and 9,915.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,061.61 : 34,594.98 = 9,915.31 : x
2. Step 2: Convert to fraction form
   23,061.61/34,594.98 = 9,915.31/x
3. Step 3: Cross multiply
   23,061.61x = 34,594.98 × 9,915.31
4. Step 4: Simplify right side
   23,061.61x = 343,019,951.14
5. Step 5: Solve for x
   x = 343,019,951.14/23,061.61
6. Step 6: Final answer
   x = 14,874.07