Finding the Fourth Proportional to 30,594.52, 42,220.17 and 17,165.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,594.52 : 42,220.17 = 17,165.47 : x
2. Step 2: Convert to fraction form
   30,594.52/42,220.17 = 17,165.47/x
3. Step 3: Cross multiply
   30,594.52x = 42,220.17 × 17,165.47
4. Step 4: Simplify right side
   30,594.52x = 724,729,061.53
5. Step 5: Solve for x
   x = 724,729,061.53/30,594.52
6. Step 6: Final answer
   x = 23,688.20