Finding the Fourth Proportional to 31,761.16, 43,830.06 and 17,613.88

Step by Step Solution

1. Step 1: Write the proportion equation
   31,761.16 : 43,830.06 = 17,613.88 : x
2. Step 2: Convert to fraction form
   31,761.16/43,830.06 = 17,613.88/x
3. Step 3: Cross multiply
   31,761.16x = 43,830.06 × 17,613.88
4. Step 4: Simplify right side
   31,761.16x = 772,017,417.23
5. Step 5: Solve for x
   x = 772,017,417.23/31,761.16
6. Step 6: Final answer
   x = 24,306.97