Finding the Fourth Proportional to 31,217.67, 43,081.52 and 17,790.98

Step by Step Solution

1. Step 1: Write the proportion equation
   31,217.67 : 43,081.52 = 17,790.98 : x
2. Step 2: Convert to fraction form
   31,217.67/43,081.52 = 17,790.98/x
3. Step 3: Cross multiply
   31,217.67x = 43,081.52 × 17,790.98
4. Step 4: Simplify right side
   31,217.67x = 766,462,156.33
5. Step 5: Solve for x
   x = 766,462,156.33/31,217.67
6. Step 6: Final answer
   x = 24,552.19