Finding the Fourth Proportional to 1,433.86, 2,151.84 and 568.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.86 : 2,151.84 = 568.42 : x
2. Step 2: Convert to fraction form
   1,433.86/2,151.84 = 568.42/x
3. Step 3: Cross multiply
   1,433.86x = 2,151.84 × 568.42
4. Step 4: Simplify right side
   1,433.86x = 1,223,148.89
5. Step 5: Solve for x
   x = 1,223,148.89/1,433.86
6. Step 6: Final answer
   x = 853.05