Finding the Third Proportional to 1,212.19 and 1,944.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,212.19 : 1,944.56 = 1,944.56 : x
2. Step 2: Convert to fraction form
   1,212.19/1,944.56 = 1,944.56/x
3. Step 3: Cross multiply
   1,212.19x = 1,944.56 × 1,944.56
4. Step 4: Simplify right side
   1,212.19x = 3,781,323.32
5. Step 5: Solve for x
   x = 3,781,323.32/1,212.19
6. Step 6: Final answer
   x = 3,119.42