Finding the Fourth Proportional to 15,833.34, 21,849.57 and 8,759.61

Step by Step Solution

1. Step 1: Write the proportion equation
   15,833.34 : 21,849.57 = 8,759.61 : x
2. Step 2: Convert to fraction form
   15,833.34/21,849.57 = 8,759.61/x
3. Step 3: Cross multiply
   15,833.34x = 21,849.57 × 8,759.61
4. Step 4: Simplify right side
   15,833.34x = 191,393,711.87
5. Step 5: Solve for x
   x = 191,393,711.87/15,833.34
6. Step 6: Final answer
   x = 12,088.02