Finding the Fourth Proportional to 31,393.38, 43,322.86 and 17,246.22

Step by Step Solution

1. Step 1: Write the proportion equation
   31,393.38 : 43,322.86 = 17,246.22 : x
2. Step 2: Convert to fraction form
   31,393.38/43,322.86 = 17,246.22/x
3. Step 3: Cross multiply
   31,393.38x = 43,322.86 × 17,246.22
4. Step 4: Simplify right side
   31,393.38x = 747,155,574.59
5. Step 5: Solve for x
   x = 747,155,574.59/31,393.38
6. Step 6: Final answer
   x = 23,799.78