Finding the Fourth Proportional to 3,411.72, 5,120.01 and 2,548.26

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411.72 : 5,120.01 = 2,548.26 : x
2. Step 2: Convert to fraction form
   3,411.72/5,120.01 = 2,548.26/x
3. Step 3: Cross multiply
   3,411.72x = 5,120.01 × 2,548.26
4. Step 4: Simplify right side
   3,411.72x = 13,047,116.68
5. Step 5: Solve for x
   x = 13,047,116.68/3,411.72
6. Step 6: Final answer
   x = 3,824.21