Finding the Fourth Proportional to 12,281.42, 18,422.15 and 3,962.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,281.42 : 18,422.15 = 3,962.04 : x
2. Step 2: Convert to fraction form
   12,281.42/18,422.15 = 3,962.04/x
3. Step 3: Cross multiply
   12,281.42x = 18,422.15 × 3,962.04
4. Step 4: Simplify right side
   12,281.42x = 72,989,275.38
5. Step 5: Solve for x
   x = 72,989,275.38/12,281.42
6. Step 6: Final answer
   x = 5,943.07