Finding the Fourth Proportional to 2,506.52, 3,759.35 and 1,045.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,506.52 : 3,759.35 = 1,045.28 : x
2. Step 2: Convert to fraction form
   2,506.52/3,759.35 = 1,045.28/x
3. Step 3: Cross multiply
   2,506.52x = 3,759.35 × 1,045.28
4. Step 4: Simplify right side
   2,506.52x = 3,929,549.34
5. Step 5: Solve for x
   x = 3,929,549.34/2,506.52
6. Step 6: Final answer
   x = 1,567.73