Finding the Fourth Proportional to 31,508.01, 43,478.91 and 17,360.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,508.01 : 43,478.91 = 17,360.82 : x
2. Step 2: Convert to fraction form
   31,508.01/43,478.91 = 17,360.82/x
3. Step 3: Cross multiply
   31,508.01x = 43,478.91 × 17,360.82
4. Step 4: Simplify right side
   31,508.01x = 754,829,530.31
5. Step 5: Solve for x
   x = 754,829,530.31/31,508.01
6. Step 6: Final answer
   x = 23,956.75