Finding the Fourth Proportional to 2,245.72, 3,099.22 and 1,250.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,245.72 : 3,099.22 = 1,250.96 : x
2. Step 2: Convert to fraction form
   2,245.72/3,099.22 = 1,250.96/x
3. Step 3: Cross multiply
   2,245.72x = 3,099.22 × 1,250.96
4. Step 4: Simplify right side
   2,245.72x = 3,877,000.25
5. Step 5: Solve for x
   x = 3,877,000.25/2,245.72
6. Step 6: Final answer
   x = 1,726.40