Finding the Fourth Proportional to 1,773.81, 2,446.88 and 1,648.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.81 : 2,446.88 = 1,648.71 : x
2. Step 2: Convert to fraction form
   1,773.81/2,446.88 = 1,648.71/x
3. Step 3: Cross multiply
   1,773.81x = 2,446.88 × 1,648.71
4. Step 4: Simplify right side
   1,773.81x = 4,034,187.28
5. Step 5: Solve for x
   x = 4,034,187.28/1,773.81
6. Step 6: Final answer
   x = 2,274.31