Finding the Fourth Proportional to 2,246.72, 3,100.60 and 1,251.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,246.72 : 3,100.60 = 1,251.96 : x
2. Step 2: Convert to fraction form
   2,246.72/3,100.60 = 1,251.96/x
3. Step 3: Cross multiply
   2,246.72x = 3,100.60 × 1,251.96
4. Step 4: Simplify right side
   2,246.72x = 3,881,827.18
5. Step 5: Solve for x
   x = 3,881,827.18/2,246.72
6. Step 6: Final answer
   x = 1,727.78