Finding the Fourth Proportional to 21,523.46, 29,705.90 and 17,932.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,523.46 : 29,705.90 = 17,932.72 : x
2. Step 2: Convert to fraction form
   21,523.46/29,705.90 = 17,932.72/x
3. Step 3: Cross multiply
   21,523.46x = 29,705.90 × 17,932.72
4. Step 4: Simplify right side
   21,523.46x = 532,707,661.31
5. Step 5: Solve for x
   x = 532,707,661.31/21,523.46
6. Step 6: Final answer
   x = 24,750.09