Finding the Fourth Proportional to 1,100.01, 1,517.94 and 602.65

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.01 : 1,517.94 = 602.65 : x
2. Step 2: Convert to fraction form
   1,100.01/1,517.94 = 602.65/x
3. Step 3: Cross multiply
   1,100.01x = 1,517.94 × 602.65
4. Step 4: Simplify right side
   1,100.01x = 914,786.54
5. Step 5: Solve for x
   x = 914,786.54/1,100.01
6. Step 6: Final answer
   x = 831.62