Finding the Fourth Proportional to 1,061.87, 1,592.78 and 568.13

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.87 : 1,592.78 = 568.13 : x
2. Step 2: Convert to fraction form
   1,061.87/1,592.78 = 568.13/x
3. Step 3: Cross multiply
   1,061.87x = 1,592.78 × 568.13
4. Step 4: Simplify right side
   1,061.87x = 904,895.30
5. Step 5: Solve for x
   x = 904,895.30/1,061.87
6. Step 6: Final answer
   x = 852.18