Finding the Fourth Proportional to 31,275.98, 43,165.89 and 17,847.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,275.98 : 43,165.89 = 17,847.80 : x
2. Step 2: Convert to fraction form
   31,275.98/43,165.89 = 17,847.80/x
3. Step 3: Cross multiply
   31,275.98x = 43,165.89 × 17,847.80
4. Step 4: Simplify right side
   31,275.98x = 770,416,171.54
5. Step 5: Solve for x
   x = 770,416,171.54/31,275.98
6. Step 6: Final answer
   x = 24,632.84