Finding the Fourth Proportional to 2,549.98, 3,823.71 and 906.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.98 : 3,823.71 = 906.28 : x
2. Step 2: Convert to fraction form
   2,549.98/3,823.71 = 906.28/x
3. Step 3: Cross multiply
   2,549.98x = 3,823.71 × 906.28
4. Step 4: Simplify right side
   2,549.98x = 3,465,351.90
5. Step 5: Solve for x
   x = 3,465,351.90/2,549.98
6. Step 6: Final answer
   x = 1,358.97