Finding the Fourth Proportional to 2,762.22, 4,123.18 and 2,559.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,762.22 : 4,123.18 = 2,559.18 : x
2. Step 2: Convert to fraction form
   2,762.22/4,123.18 = 2,559.18/x
3. Step 3: Cross multiply
   2,762.22x = 4,123.18 × 2,559.18
4. Step 4: Simplify right side
   2,762.22x = 10,551,959.79
5. Step 5: Solve for x
   x = 10,551,959.79/2,762.22
6. Step 6: Final answer
   x = 3,820.10