Finding the Fourth Proportional to 23,562.50, 35,358.27 and 21,142.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,562.50 : 35,358.27 = 21,142.18 : x
2. Step 2: Convert to fraction form
   23,562.50/35,358.27 = 21,142.18/x
3. Step 3: Cross multiply
   23,562.50x = 35,358.27 × 21,142.18
4. Step 4: Simplify right side
   23,562.50x = 747,550,908.83
5. Step 5: Solve for x
   x = 747,550,908.83/23,562.50
6. Step 6: Final answer
   x = 31,726.30