Finding the Fourth Proportional to 2,454.96, 3,679.62 and 1,223.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,454.96 : 3,679.62 = 1,223.22 : x
2. Step 2: Convert to fraction form
   2,454.96/3,679.62 = 1,223.22/x
3. Step 3: Cross multiply
   2,454.96x = 3,679.62 × 1,223.22
4. Step 4: Simplify right side
   2,454.96x = 4,500,984.78
5. Step 5: Solve for x
   x = 4,500,984.78/2,454.96
6. Step 6: Final answer
   x = 1,833.42