Finding the Fourth Proportional to 1,059.96, 1,593.72 and 573.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,059.96 : 1,593.72 = 573.96 : x
2. Step 2: Convert to fraction form
   1,059.96/1,593.72 = 573.96/x
3. Step 3: Cross multiply
   1,059.96x = 1,593.72 × 573.96
4. Step 4: Simplify right side
   1,059.96x = 914,731.53
5. Step 5: Solve for x
   x = 914,731.53/1,059.96
6. Step 6: Final answer
   x = 862.99