Finding the Fourth Proportional to 31,648.70, 43,674.59 and 17,308.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,648.70 : 43,674.59 = 17,308.15 : x
2. Step 2: Convert to fraction form
   31,648.70/43,674.59 = 17,308.15/x
3. Step 3: Cross multiply
   31,648.70x = 43,674.59 × 17,308.15
4. Step 4: Simplify right side
   31,648.70x = 755,926,288.99
5. Step 5: Solve for x
   x = 755,926,288.99/31,648.70
6. Step 6: Final answer
   x = 23,884.91