Finding the Fourth Proportional to 1,100.27, 1,518.39 and 602.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,100.27 : 1,518.39 = 602.91 : x
2. Step 2: Convert to fraction form
   1,100.27/1,518.39 = 602.91/x
3. Step 3: Cross multiply
   1,100.27x = 1,518.39 × 602.91
4. Step 4: Simplify right side
   1,100.27x = 915,449.50
5. Step 5: Solve for x
   x = 915,449.50/1,100.27
6. Step 6: Final answer
   x = 832.02