Finding the Fourth Proportional to 2,096.80, 2,895.42 and 1,312.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,096.80 : 2,895.42 = 1,312.18 : x
2. Step 2: Convert to fraction form
   2,096.80/2,895.42 = 1,312.18/x
3. Step 3: Cross multiply
   2,096.80x = 2,895.42 × 1,312.18
4. Step 4: Simplify right side
   2,096.80x = 3,799,312.22
5. Step 5: Solve for x
   x = 3,799,312.22/2,096.80
6. Step 6: Final answer
   x = 1,811.96