Finding the Fourth Proportional to 2,074.48, 2,856.72 and 1,549.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,074.48 : 2,856.72 = 1,549.60 : x
2. Step 2: Convert to fraction form
   2,074.48/2,856.72 = 1,549.60/x
3. Step 3: Cross multiply
   2,074.48x = 2,856.72 × 1,549.60
4. Step 4: Simplify right side
   2,074.48x = 4,426,773.31
5. Step 5: Solve for x
   x = 4,426,773.31/2,074.48
6. Step 6: Final answer
   x = 2,133.92