Finding the Fourth Proportional to 31,074.54, 42,869.98 and 17,634.74

Step by Step Solution

1. Step 1: Write the proportion equation
   31,074.54 : 42,869.98 = 17,634.74 : x
2. Step 2: Convert to fraction form
   31,074.54/42,869.98 = 17,634.74/x
3. Step 3: Cross multiply
   31,074.54x = 42,869.98 × 17,634.74
4. Step 4: Simplify right side
   31,074.54x = 756,000,928.97
5. Step 5: Solve for x
   x = 756,000,928.97/31,074.54
6. Step 6: Final answer
   x = 24,328.63