Finding the Third Proportional to 1,355,186 and 1,981,788

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,186 : 1,981,788 = 1,981,788 : x
2. Step 2: Convert to fraction form
   1,355,186/1,981,788 = 1,981,788/x
3. Step 3: Cross multiply
   1,355,186x = 1,981,788 × 1,981,788
4. Step 4: Simplify right side
   1,355,186x = 3,927,483,676,944
5. Step 5: Solve for x
   x = 3,927,483,676,944/1,355,186
6. Step 6: Final answer
   x = 2,898,114.12