Finding the Fourth Proportional to 31,570.14, 43,565.52 and 17,422.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,570.14 : 43,565.52 = 17,422.80 : x
2. Step 2: Convert to fraction form
   31,570.14/43,565.52 = 17,422.80/x
3. Step 3: Cross multiply
   31,570.14x = 43,565.52 × 17,422.80
4. Step 4: Simplify right side
   31,570.14x = 759,033,341.86
5. Step 5: Solve for x
   x = 759,033,341.86/31,570.14
6. Step 6: Final answer
   x = 24,042.76