Finding the Fourth Proportional to 31,495.50, 43,463.79 and 17,348.31

Step by Step Solution

1. Step 1: Write the proportion equation
   31,495.50 : 43,463.79 = 17,348.31 : x
2. Step 2: Convert to fraction form
   31,495.50/43,463.79 = 17,348.31/x
3. Step 3: Cross multiply
   31,495.50x = 43,463.79 × 17,348.31
4. Step 4: Simplify right side
   31,495.50x = 754,023,302.69
5. Step 5: Solve for x
   x = 754,023,302.69/31,495.50
6. Step 6: Final answer
   x = 23,940.67