Finding the Fourth Proportional to 31,393.89, 43,323.39 and 17,246.43

Step by Step Solution

1. Step 1: Write the proportion equation
   31,393.89 : 43,323.39 = 17,246.43 : x
2. Step 2: Convert to fraction form
   31,393.89/43,323.39 = 17,246.43/x
3. Step 3: Cross multiply
   31,393.89x = 43,323.39 × 17,246.43
4. Step 4: Simplify right side
   31,393.89x = 747,173,813.00
5. Step 5: Solve for x
   x = 747,173,813.00/31,393.89
6. Step 6: Final answer
   x = 23,799.98