Finding the Fourth Proportional to 15,754.27, 21,740.72 and 8,948.24

Step by Step Solution

1. Step 1: Write the proportion equation
   15,754.27 : 21,740.72 = 8,948.24 : x
2. Step 2: Convert to fraction form
   15,754.27/21,740.72 = 8,948.24/x
3. Step 3: Cross multiply
   15,754.27x = 21,740.72 × 8,948.24
4. Step 4: Simplify right side
   15,754.27x = 194,541,189.94
5. Step 5: Solve for x
   x = 194,541,189.94/15,754.27
6. Step 6: Final answer
   x = 12,348.48