Finding the Fourth Proportional to 2,522.78, 3,781.74 and 1,351.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,522.78 : 3,781.74 = 1,351.92 : x
2. Step 2: Convert to fraction form
   2,522.78/3,781.74 = 1,351.92/x
3. Step 3: Cross multiply
   2,522.78x = 3,781.74 × 1,351.92
4. Step 4: Simplify right side
   2,522.78x = 5,112,621.59
5. Step 5: Solve for x
   x = 5,112,621.59/2,522.78
6. Step 6: Final answer
   x = 2,026.58