Finding the Fourth Proportional to 17,162.72, 23,672.33 and 15,750.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,162.72 : 23,672.33 = 15,750.96 : x
2. Step 2: Convert to fraction form
   17,162.72/23,672.33 = 15,750.96/x
3. Step 3: Cross multiply
   17,162.72x = 23,672.33 × 15,750.96
4. Step 4: Simplify right side
   17,162.72x = 372,861,844.18
5. Step 5: Solve for x
   x = 372,861,844.18/17,162.72
6. Step 6: Final answer
   x = 21,725.11