Finding the Fourth Proportional to 2,245.74, 3,099.29 and 1,301.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245.74 : 3,099.29 = 1,301.78 : x
2. Step 2: Convert to fraction form
   2,245.74/3,099.29 = 1,301.78/x
3. Step 3: Cross multiply
   2,245.74x = 3,099.29 × 1,301.78
4. Step 4: Simplify right side
   2,245.74x = 4,034,571.73
5. Step 5: Solve for x
   x = 4,034,571.73/2,245.74
6. Step 6: Final answer
   x = 1,796.54