Finding the Fourth Proportional to 1,567.08, 2,162.57 and 868.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,567.08 : 2,162.57 = 868.46 : x
2. Step 2: Convert to fraction form
   1,567.08/2,162.57 = 868.46/x
3. Step 3: Cross multiply
   1,567.08x = 2,162.57 × 868.46
4. Step 4: Simplify right side
   1,567.08x = 1,878,090.39
5. Step 5: Solve for x
   x = 1,878,090.39/1,567.08
6. Step 6: Final answer
   x = 1,198.46