Finding the Fourth Proportional to 2,551.27, 3,827.51 and 907.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.27 : 3,827.51 = 907.96 : x
2. Step 2: Convert to fraction form
   2,551.27/3,827.51 = 907.96/x
3. Step 3: Cross multiply
   2,551.27x = 3,827.51 × 907.96
4. Step 4: Simplify right side
   2,551.27x = 3,475,202.30
5. Step 5: Solve for x
   x = 3,475,202.30/2,551.27
6. Step 6: Final answer
   x = 1,362.15