Finding the Fourth Proportional to 30,862.52, 42,589.50 and 17,435.18

Step by Step Solution

1. Step 1: Write the proportion equation
   30,862.52 : 42,589.50 = 17,435.18 : x
2. Step 2: Convert to fraction form
   30,862.52/42,589.50 = 17,435.18/x
3. Step 3: Cross multiply
   30,862.52x = 42,589.50 × 17,435.18
4. Step 4: Simplify right side
   30,862.52x = 742,555,598.61
5. Step 5: Solve for x
   x = 742,555,598.61/30,862.52
6. Step 6: Final answer
   x = 24,060.11