Finding the Fourth Proportional to 1,061.96, 1,593.90 and 575.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.96 : 1,593.90 = 575.24 : x
2. Step 2: Convert to fraction form
   1,061.96/1,593.90 = 575.24/x
3. Step 3: Cross multiply
   1,061.96x = 1,593.90 × 575.24
4. Step 4: Simplify right side
   1,061.96x = 916,875.04
5. Step 5: Solve for x
   x = 916,875.04/1,061.96
6. Step 6: Final answer
   x = 863.38