Finding the Fourth Proportional to 1,218.86, 1,825.59 and 567.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218.86 : 1,825.59 = 567.62 : x
2. Step 2: Convert to fraction form
   1,218.86/1,825.59 = 567.62/x
3. Step 3: Cross multiply
   1,218.86x = 1,825.59 × 567.62
4. Step 4: Simplify right side
   1,218.86x = 1,036,241.40
5. Step 5: Solve for x
   x = 1,036,241.40/1,218.86
6. Step 6: Final answer
   x = 850.17