Finding the Fourth Proportional to 2,210.62, 3,050.72 and 1,266.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.62 : 3,050.72 = 1,266.50 : x
2. Step 2: Convert to fraction form
   2,210.62/3,050.72 = 1,266.50/x
3. Step 3: Cross multiply
   2,210.62x = 3,050.72 × 1,266.50
4. Step 4: Simplify right side
   2,210.62x = 3,863,736.88
5. Step 5: Solve for x
   x = 3,863,736.88/2,210.62
6. Step 6: Final answer
   x = 1,747.81