Finding the Fourth Proportional to 1,854.05, 2,557.98 and 1,773.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,854.05 : 2,557.98 = 1,773.18 : x
2. Step 2: Convert to fraction form
   1,854.05/2,557.98 = 1,773.18/x
3. Step 3: Cross multiply
   1,854.05x = 2,557.98 × 1,773.18
4. Step 4: Simplify right side
   1,854.05x = 4,535,758.98
5. Step 5: Solve for x
   x = 4,535,758.98/1,854.05
6. Step 6: Final answer
   x = 2,446.41