Finding the Fourth Proportional to 1,593.62, 2,391.83 and 772.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,593.62 : 2,391.83 = 772.51 : x
2. Step 2: Convert to fraction form
   1,593.62/2,391.83 = 772.51/x
3. Step 3: Cross multiply
   1,593.62x = 2,391.83 × 772.51
4. Step 4: Simplify right side
   1,593.62x = 1,847,712.59
5. Step 5: Solve for x
   x = 1,847,712.59/1,593.62
6. Step 6: Final answer
   x = 1,159.44