Finding the Fourth Proportional to 3,404.92, 5,096.77 and 2,622.90

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.92 : 5,096.77 = 2,622.90 : x
2. Step 2: Convert to fraction form
   3,404.92/5,096.77 = 2,622.90/x
3. Step 3: Cross multiply
   3,404.92x = 5,096.77 × 2,622.90
4. Step 4: Simplify right side
   3,404.92x = 13,368,318.03
5. Step 5: Solve for x
   x = 13,368,318.03/3,404.92
6. Step 6: Final answer
   x = 3,926.18