Finding the Fourth Proportional to 30,758.01, 42,449.92 and 17,332.47

Step by Step Solution

1. Step 1: Write the proportion equation
   30,758.01 : 42,449.92 = 17,332.47 : x
2. Step 2: Convert to fraction form
   30,758.01/42,449.92 = 17,332.47/x
3. Step 3: Cross multiply
   30,758.01x = 42,449.92 × 17,332.47
4. Step 4: Simplify right side
   30,758.01x = 735,761,964.90
5. Step 5: Solve for x
   x = 735,761,964.90/30,758.01
6. Step 6: Final answer
   x = 23,920.99