Finding the Fourth Proportional to 2,944.06, 4,411.98 and 2,212.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,944.06 : 4,411.98 = 2,212.78 : x
2. Step 2: Convert to fraction form
   2,944.06/4,411.98 = 2,212.78/x
3. Step 3: Cross multiply
   2,944.06x = 4,411.98 × 2,212.78
4. Step 4: Simplify right side
   2,944.06x = 9,762,741.10
5. Step 5: Solve for x
   x = 9,762,741.10/2,944.06
6. Step 6: Final answer
   x = 3,316.08