Finding the Third Proportional to 1,064,810 and 2,309,278

Step by Step Solution

1. Step 1: Write the proportion equation
   1,064,810 : 2,309,278 = 2,309,278 : x
2. Step 2: Convert to fraction form
   1,064,810/2,309,278 = 2,309,278/x
3. Step 3: Cross multiply
   1,064,810x = 2,309,278 × 2,309,278
4. Step 4: Simplify right side
   1,064,810x = 5,332,764,881,284
5. Step 5: Solve for x
   x = 5,332,764,881,284/1,064,810
6. Step 6: Final answer
   x = 5,008,184.45