Finding the Fourth Proportional to 30,627.18, 42,268.23 and 18,049.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,627.18 : 42,268.23 = 18,049.50 : x
2. Step 2: Convert to fraction form
   30,627.18/42,268.23 = 18,049.50/x
3. Step 3: Cross multiply
   30,627.18x = 42,268.23 × 18,049.50
4. Step 4: Simplify right side
   30,627.18x = 762,920,417.39
5. Step 5: Solve for x
   x = 762,920,417.39/30,627.18
6. Step 6: Final answer
   x = 24,909.91