Finding the Fourth Proportional to 2,551.38, 3,827.34 and 1,253.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551.38 : 3,827.34 = 1,253.22 : x
2. Step 2: Convert to fraction form
   2,551.38/3,827.34 = 1,253.22/x
3. Step 3: Cross multiply
   2,551.38x = 3,827.34 × 1,253.22
4. Step 4: Simplify right side
   2,551.38x = 4,796,499.03
5. Step 5: Solve for x
   x = 4,796,499.03/2,551.38
6. Step 6: Final answer
   x = 1,879.96