Finding the Fourth Proportional to 1,813.94, 2,718.72 and 1,263.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813.94 : 2,718.72 = 1,263.14 : x
2. Step 2: Convert to fraction form
   1,813.94/2,718.72 = 1,263.14/x
3. Step 3: Cross multiply
   1,813.94x = 2,718.72 × 1,263.14
4. Step 4: Simplify right side
   1,813.94x = 3,434,123.98
5. Step 5: Solve for x
   x = 3,434,123.98/1,813.94
6. Step 6: Final answer
   x = 1,893.18