Finding the Fourth Proportional to 1,060.78, 1,463.87 and 595.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.78 : 1,463.87 = 595.04 : x
2. Step 2: Convert to fraction form
   1,060.78/1,463.87 = 595.04/x
3. Step 3: Cross multiply
   1,060.78x = 1,463.87 × 595.04
4. Step 4: Simplify right side
   1,060.78x = 871,061.20
5. Step 5: Solve for x
   x = 871,061.20/1,060.78
6. Step 6: Final answer
   x = 821.15