Finding the Fourth Proportional to 31,619.07, 43,633.89 and 17,472.15

Step by Step Solution

1. Step 1: Write the proportion equation
   31,619.07 : 43,633.89 = 17,472.15 : x
2. Step 2: Convert to fraction form
   31,619.07/43,633.89 = 17,472.15/x
3. Step 3: Cross multiply
   31,619.07x = 43,633.89 × 17,472.15
4. Step 4: Simplify right side
   31,619.07x = 762,377,871.16
5. Step 5: Solve for x
   x = 762,377,871.16/31,619.07
6. Step 6: Final answer
   x = 24,111.33