Finding the Fourth Proportional to 31,789.08, 43,868.52 and 17,641.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,789.08 : 43,868.52 = 17,641.62 : x
2. Step 2: Convert to fraction form
   31,789.08/43,868.52 = 17,641.62/x
3. Step 3: Cross multiply
   31,789.08x = 43,868.52 × 17,641.62
4. Step 4: Simplify right side
   31,789.08x = 773,911,759.80
5. Step 5: Solve for x
   x = 773,911,759.80/31,789.08
6. Step 6: Final answer
   x = 24,345.21