Finding the Fourth Proportional to 2,650.60, 3,657.78 and 1,471.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,650.60 : 3,657.78 = 1,471.80 : x
2. Step 2: Convert to fraction form
   2,650.60/3,657.78 = 1,471.80/x
3. Step 3: Cross multiply
   2,650.60x = 3,657.78 × 1,471.80
4. Step 4: Simplify right side
   2,650.60x = 5,383,520.60
5. Step 5: Solve for x
   x = 5,383,520.60/2,650.60
6. Step 6: Final answer
   x = 2,031.06