Finding the Fourth Proportional to 31,763.30, 43,832.61 and 18,151.97

Step by Step Solution

1. Step 1: Write the proportion equation
   31,763.30 : 43,832.61 = 18,151.97 : x
2. Step 2: Convert to fraction form
   31,763.30/43,832.61 = 18,151.97/x
3. Step 3: Cross multiply
   31,763.30x = 43,832.61 × 18,151.97
4. Step 4: Simplify right side
   31,763.30x = 795,648,002.58
5. Step 5: Solve for x
   x = 795,648,002.58/31,763.30
6. Step 6: Final answer
   x = 25,049.29