Finding the Fourth Proportional to 2,569.62, 3,851.12 and 1,107.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,569.62 : 3,851.12 = 1,107.30 : x
2. Step 2: Convert to fraction form
   2,569.62/3,851.12 = 1,107.30/x
3. Step 3: Cross multiply
   2,569.62x = 3,851.12 × 1,107.30
4. Step 4: Simplify right side
   2,569.62x = 4,264,345.18
5. Step 5: Solve for x
   x = 4,264,345.18/2,569.62
6. Step 6: Final answer
   x = 1,659.52