Finding the Fourth Proportional to 2,532.78, 3,778.38 and 2,356.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,532.78 : 3,778.38 = 2,356.02 : x
2. Step 2: Convert to fraction form
   2,532.78/3,778.38 = 2,356.02/x
3. Step 3: Cross multiply
   2,532.78x = 3,778.38 × 2,356.02
4. Step 4: Simplify right side
   2,532.78x = 8,901,938.85
5. Step 5: Solve for x
   x = 8,901,938.85/2,532.78
6. Step 6: Final answer
   x = 3,514.69