Finding the Third Proportional to 1,299,826 and 2,805,168

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,826 : 2,805,168 = 2,805,168 : x
2. Step 2: Convert to fraction form
   1,299,826/2,805,168 = 2,805,168/x
3. Step 3: Cross multiply
   1,299,826x = 2,805,168 × 2,805,168
4. Step 4: Simplify right side
   1,299,826x = 7,868,967,508,224
5. Step 5: Solve for x
   x = 7,868,967,508,224/1,299,826
6. Step 6: Final answer
   x = 6,053,862.22