Finding the Fourth Proportional to 2,506.98, 3,760.52 and 1,272.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,506.98 : 3,760.52 = 1,272.90 : x
2. Step 2: Convert to fraction form
   2,506.98/3,760.52 = 1,272.90/x
3. Step 3: Cross multiply
   2,506.98x = 3,760.52 × 1,272.90
4. Step 4: Simplify right side
   2,506.98x = 4,786,759.54
5. Step 5: Solve for x
   x = 4,786,759.54/2,506.98
6. Step 6: Final answer
   x = 1,909.37