Finding the Fourth Proportional to 3,854.71, 5,781.46 and 1,773.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854.71 : 5,781.46 = 1,773.42 : x
2. Step 2: Convert to fraction form
   3,854.71/5,781.46 = 1,773.42/x
3. Step 3: Cross multiply
   3,854.71x = 5,781.46 × 1,773.42
4. Step 4: Simplify right side
   3,854.71x = 10,252,956.79
5. Step 5: Solve for x
   x = 10,252,956.79/3,854.71
6. Step 6: Final answer
   x = 2,659.85