Finding the Fourth Proportional to 31,520.63, 43,498.61 and 17,373.17

Step by Step Solution

1. Step 1: Write the proportion equation
   31,520.63 : 43,498.61 = 17,373.17 : x
2. Step 2: Convert to fraction form
   31,520.63/43,498.61 = 17,373.17/x
3. Step 3: Cross multiply
   31,520.63x = 43,498.61 × 17,373.17
4. Step 4: Simplify right side
   31,520.63x = 755,708,441.93
5. Step 5: Solve for x
   x = 755,708,441.93/31,520.63
6. Step 6: Final answer
   x = 23,975.05