Finding the Fourth Proportional to 2,491.82, 3,740.06 and 1,260.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.82 : 3,740.06 = 1,260.10 : x
2. Step 2: Convert to fraction form
   2,491.82/3,740.06 = 1,260.10/x
3. Step 3: Cross multiply
   2,491.82x = 3,740.06 × 1,260.10
4. Step 4: Simplify right side
   2,491.82x = 4,712,849.61
5. Step 5: Solve for x
   x = 4,712,849.61/2,491.82
6. Step 6: Final answer
   x = 1,891.33