Finding the Third Proportional to 1,066,790 and 2,311,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066,790 : 2,311,456 = 2,311,456 : x
2. Step 2: Convert to fraction form
   1,066,790/2,311,456 = 2,311,456/x
3. Step 3: Cross multiply
   1,066,790x = 2,311,456 × 2,311,456
4. Step 4: Simplify right side
   1,066,790x = 5,342,828,839,936
5. Step 5: Solve for x
   x = 5,342,828,839,936/1,066,790
6. Step 6: Final answer
   x = 5,008,322.95