Finding the Fourth Proportional to 2,342.78, 3,516.24 and 1,826.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,342.78 : 3,516.24 = 1,826.10 : x
2. Step 2: Convert to fraction form
   2,342.78/3,516.24 = 1,826.10/x
3. Step 3: Cross multiply
   2,342.78x = 3,516.24 × 1,826.10
4. Step 4: Simplify right side
   2,342.78x = 6,421,005.86
5. Step 5: Solve for x
   x = 6,421,005.86/2,342.78
6. Step 6: Final answer
   x = 2,740.76