Finding the Fourth Proportional to 2,612.30, 3,916.40 and 1,362.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.30 : 3,916.40 = 1,362.34 : x
2. Step 2: Convert to fraction form
   2,612.30/3,916.40 = 1,362.34/x
3. Step 3: Cross multiply
   2,612.30x = 3,916.40 × 1,362.34
4. Step 4: Simplify right side
   2,612.30x = 5,335,452.09
5. Step 5: Solve for x
   x = 5,335,452.09/2,612.30
6. Step 6: Final answer
   x = 2,042.43