Finding the Fourth Proportional to 2,549.96, 3,826.08 and 1,378.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,549.96 : 3,826.08 = 1,378.59 : x
2. Step 2: Convert to fraction form
   2,549.96/3,826.08 = 1,378.59/x
3. Step 3: Cross multiply
   2,549.96x = 3,826.08 × 1,378.59
4. Step 4: Simplify right side
   2,549.96x = 5,274,586.06
5. Step 5: Solve for x
   x = 5,274,586.06/2,549.96
6. Step 6: Final answer
   x = 2,068.50