Finding the Fourth Proportional to 1,518.22, 2,094.69 and 928.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.22 : 2,094.69 = 928.15 : x
2. Step 2: Convert to fraction form
   1,518.22/2,094.69 = 928.15/x
3. Step 3: Cross multiply
   1,518.22x = 2,094.69 × 928.15
4. Step 4: Simplify right side
   1,518.22x = 1,944,186.52
5. Step 5: Solve for x
   x = 1,944,186.52/1,518.22
6. Step 6: Final answer
   x = 1,280.57