Finding the Fourth Proportional to 30,593.52, 42,218.79 and 17,164.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,593.52 : 42,218.79 = 17,164.47 : x
2. Step 2: Convert to fraction form
   30,593.52/42,218.79 = 17,164.47/x
3. Step 3: Cross multiply
   30,593.52x = 42,218.79 × 17,164.47
4. Step 4: Simplify right side
   30,593.52x = 724,663,154.39
5. Step 5: Solve for x
   x = 724,663,154.39/30,593.52
6. Step 6: Final answer
   x = 23,686.82