Finding the Fourth Proportional to 1,566.67, 2,162.05 and 868.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566.67 : 2,162.05 = 868.05 : x
2. Step 2: Convert to fraction form
   1,566.67/2,162.05 = 868.05/x
3. Step 3: Cross multiply
   1,566.67x = 2,162.05 × 868.05
4. Step 4: Simplify right side
   1,566.67x = 1,876,767.50
5. Step 5: Solve for x
   x = 1,876,767.50/1,566.67
6. Step 6: Final answer
   x = 1,197.93