Finding the Fourth Proportional to 31,782.38, 43,859.69 and 17,635.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,782.38 : 43,859.69 = 17,635.32 : x
2. Step 2: Convert to fraction form
   31,782.38/43,859.69 = 17,635.32/x
3. Step 3: Cross multiply
   31,782.38x = 43,859.69 × 17,635.32
4. Step 4: Simplify right side
   31,782.38x = 773,479,668.25
5. Step 5: Solve for x
   x = 773,479,668.25/31,782.38
6. Step 6: Final answer
   x = 24,336.74