Finding the Fourth Proportional to 8,181.42, 12,269.42 and 2,633.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,181.42 : 12,269.42 = 2,633.46 : x
2. Step 2: Convert to fraction form
   8,181.42/12,269.42 = 2,633.46/x
3. Step 3: Cross multiply
   8,181.42x = 12,269.42 × 2,633.46
4. Step 4: Simplify right side
   8,181.42x = 32,311,026.79
5. Step 5: Solve for x
   x = 32,311,026.79/8,181.42
6. Step 6: Final answer
   x = 3,949.32