Finding the Fourth Proportional to 31,470.50, 43,429.30 and 17,323.34

Step by Step Solution

1. Step 1: Write the proportion equation
   31,470.50 : 43,429.30 = 17,323.34 : x
2. Step 2: Convert to fraction form
   31,470.50/43,429.30 = 17,323.34/x
3. Step 3: Cross multiply
   31,470.50x = 43,429.30 × 17,323.34
4. Step 4: Simplify right side
   31,470.50x = 752,340,529.86
5. Step 5: Solve for x
   x = 752,340,529.86/31,470.50
6. Step 6: Final answer
   x = 23,906.21