Finding the Fourth Proportional to 31,375.24, 43,297.91 and 17,229

Step by Step Solution

1. Step 1: Write the proportion equation
   31,375.24 : 43,297.91 = 17,229 : x
2. Step 2: Convert to fraction form
   31,375.24/43,297.91 = 17,229/x
3. Step 3: Cross multiply
   31,375.24x = 43,297.91 × 17,229
4. Step 4: Simplify right side
   31,375.24x = 745,979,691.39
5. Step 5: Solve for x
   x = 745,979,691.39/31,375.24
6. Step 6: Final answer
   x = 23,776.06