Finding the Fourth Proportional to 31,367.79, 43,287.59 and 17,027.61

Step by Step Solution

1. Step 1: Write the proportion equation
   31,367.79 : 43,287.59 = 17,027.61 : x
2. Step 2: Convert to fraction form
   31,367.79/43,287.59 = 17,027.61/x
3. Step 3: Cross multiply
   31,367.79x = 43,287.59 × 17,027.61
4. Step 4: Simplify right side
   31,367.79x = 737,084,200.36
5. Step 5: Solve for x
   x = 737,084,200.36/31,367.79
6. Step 6: Final answer
   x = 23,498.12