Finding the Fourth Proportional to 1,060.04, 1,462.86 and 618.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,060.04 : 1,462.86 = 618.23 : x
2. Step 2: Convert to fraction form
   1,060.04/1,462.86 = 618.23/x
3. Step 3: Cross multiply
   1,060.04x = 1,462.86 × 618.23
4. Step 4: Simplify right side
   1,060.04x = 904,387.59
5. Step 5: Solve for x
   x = 904,387.59/1,060.04
6. Step 6: Final answer
   x = 853.16