Finding the Fourth Proportional to 28,046.83, 42,077.12 and 8,325.41

Step by Step Solution

1. Step 1: Write the proportion equation
   28,046.83 : 42,077.12 = 8,325.41 : x
2. Step 2: Convert to fraction form
   28,046.83/42,077.12 = 8,325.41/x
3. Step 3: Cross multiply
   28,046.83x = 42,077.12 × 8,325.41
4. Step 4: Simplify right side
   28,046.83x = 350,309,188.78
5. Step 5: Solve for x
   x = 350,309,188.78/28,046.83
6. Step 6: Final answer
   x = 12,490.15