Finding the Fourth Proportional to 2,162.54, 2,984.10 and 1,266.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,162.54 : 2,984.10 = 1,266.14 : x
2. Step 2: Convert to fraction form
   2,162.54/2,984.10 = 1,266.14/x
3. Step 3: Cross multiply
   2,162.54x = 2,984.10 × 1,266.14
4. Step 4: Simplify right side
   2,162.54x = 3,778,288.37
5. Step 5: Solve for x
   x = 3,778,288.37/2,162.54
6. Step 6: Final answer
   x = 1,747.15