Finding the Fourth Proportional to 31,719.86, 43,773.76 and 17,573.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,719.86 : 43,773.76 = 17,573.54 : x
2. Step 2: Convert to fraction form
   31,719.86/43,773.76 = 17,573.54/x
3. Step 3: Cross multiply
   31,719.86x = 43,773.76 × 17,573.54
4. Step 4: Simplify right side
   31,719.86x = 769,259,922.31
5. Step 5: Solve for x
   x = 769,259,922.31/31,719.86
6. Step 6: Final answer
   x = 24,251.68