Finding the Fourth Proportional to 32,266.71, 48,399.95 and 21,170.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,266.71 : 48,399.95 = 21,170.72 : x
2. Step 2: Convert to fraction form
   32,266.71/48,399.95 = 21,170.72/x
3. Step 3: Cross multiply
   32,266.71x = 48,399.95 × 21,170.72
4. Step 4: Simplify right side
   32,266.71x = 1,024,661,441.61
5. Step 5: Solve for x
   x = 1,024,661,441.61/32,266.71
6. Step 6: Final answer
   x = 31,755.99