Finding the Fourth Proportional to 1,863.95, 2,791.96 and 1,314.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,863.95 : 2,791.96 = 1,314.16 : x
2. Step 2: Convert to fraction form
   1,863.95/2,791.96 = 1,314.16/x
3. Step 3: Cross multiply
   1,863.95x = 2,791.96 × 1,314.16
4. Step 4: Simplify right side
   1,863.95x = 3,669,071.89
5. Step 5: Solve for x
   x = 3,669,071.89/1,863.95
6. Step 6: Final answer
   x = 1,968.44