Finding the Fourth Proportional to 2,514.78, 3,751.56 and 2,338.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,514.78 : 3,751.56 = 2,338.02 : x
2. Step 2: Convert to fraction form
   2,514.78/3,751.56 = 2,338.02/x
3. Step 3: Cross multiply
   2,514.78x = 3,751.56 × 2,338.02
4. Step 4: Simplify right side
   2,514.78x = 8,771,222.31
5. Step 5: Solve for x
   x = 8,771,222.31/2,514.78
6. Step 6: Final answer
   x = 3,487.87