Finding the Fourth Proportional to 2,210.87, 3,050.56 and 1,266.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210.87 : 3,050.56 = 1,266.96 : x
2. Step 2: Convert to fraction form
   2,210.87/3,050.56 = 1,266.96/x
3. Step 3: Cross multiply
   2,210.87x = 3,050.56 × 1,266.96
4. Step 4: Simplify right side
   2,210.87x = 3,864,934.33
5. Step 5: Solve for x
   x = 3,864,934.33/2,210.87
6. Step 6: Final answer
   x = 1,748.15