Finding the Third Proportional to 1,355,218 and 1,981,958

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,218 : 1,981,958 = 1,981,958 : x
2. Step 2: Convert to fraction form
   1,355,218/1,981,958 = 1,981,958/x
3. Step 3: Cross multiply
   1,355,218x = 1,981,958 × 1,981,958
4. Step 4: Simplify right side
   1,355,218x = 3,928,157,513,764
5. Step 5: Solve for x
   x = 3,928,157,513,764/1,355,218
6. Step 6: Final answer
   x = 2,898,542.90