Finding the Fourth Proportional to 1,593.42, 2,197.71 and 1,152.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,593.42 : 2,197.71 = 1,152.78 : x
2. Step 2: Convert to fraction form
   1,593.42/2,197.71 = 1,152.78/x
3. Step 3: Cross multiply
   1,593.42x = 2,197.71 × 1,152.78
4. Step 4: Simplify right side
   1,593.42x = 2,533,477.31
5. Step 5: Solve for x
   x = 2,533,477.31/1,593.42
6. Step 6: Final answer
   x = 1,589.96