Finding the Fourth Proportional to 1,063.30, 1,591.54 and 568.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,063.30 : 1,591.54 = 568.47 : x
2. Step 2: Convert to fraction form
   1,063.30/1,591.54 = 568.47/x
3. Step 3: Cross multiply
   1,063.30x = 1,591.54 × 568.47
4. Step 4: Simplify right side
   1,063.30x = 904,740.79
5. Step 5: Solve for x
   x = 904,740.79/1,063.30
6. Step 6: Final answer
   x = 850.88