Finding the Fourth Proportional to 1,341.10, 1,848.99 and 868.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,341.10 : 1,848.99 = 868.20 : x
2. Step 2: Convert to fraction form
   1,341.10/1,848.99 = 868.20/x
3. Step 3: Cross multiply
   1,341.10x = 1,848.99 × 868.20
4. Step 4: Simplify right side
   1,341.10x = 1,605,293.12
5. Step 5: Solve for x
   x = 1,605,293.12/1,341.10
6. Step 6: Final answer
   x = 1,197.00