Finding the Fourth Proportional to 3,962.86, 5,468.72 and 2,194.43

Step by Step Solution

1. Step 1: Write the proportion equation
   3,962.86 : 5,468.72 = 2,194.43 : x
2. Step 2: Convert to fraction form
   3,962.86/5,468.72 = 2,194.43/x
3. Step 3: Cross multiply
   3,962.86x = 5,468.72 × 2,194.43
4. Step 4: Simplify right side
   3,962.86x = 12,000,723.23
5. Step 5: Solve for x
   x = 12,000,723.23/3,962.86
6. Step 6: Final answer
   x = 3,028.30