Finding the Fourth Proportional to 1,019.57, 1,407.02 and 600.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,019.57 : 1,407.02 = 600.06 : x
2. Step 2: Convert to fraction form
   1,019.57/1,407.02 = 600.06/x
3. Step 3: Cross multiply
   1,019.57x = 1,407.02 × 600.06
4. Step 4: Simplify right side
   1,019.57x = 844,293.42
5. Step 5: Solve for x
   x = 844,293.42/1,019.57
6. Step 6: Final answer
   x = 828.09