Finding the Fourth Proportional to 31,746.45, 43,807.72 and 17,403.99

Step by Step Solution

1. Step 1: Write the proportion equation
   31,746.45 : 43,807.72 = 17,403.99 : x
2. Step 2: Convert to fraction form
   31,746.45/43,807.72 = 17,403.99/x
3. Step 3: Cross multiply
   31,746.45x = 43,807.72 × 17,403.99
4. Step 4: Simplify right side
   31,746.45x = 762,429,120.80
5. Step 5: Solve for x
   x = 762,429,120.80/31,746.45
6. Step 6: Final answer
   x = 24,016.20