Finding the Third Proportional to 1,053,664 and 2,275,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,053,664 : 2,275,800 = 2,275,800 : x
2. Step 2: Convert to fraction form
   1,053,664/2,275,800 = 2,275,800/x
3. Step 3: Cross multiply
   1,053,664x = 2,275,800 × 2,275,800
4. Step 4: Simplify right side
   1,053,664x = 5,179,265,640,000
5. Step 5: Solve for x
   x = 5,179,265,640,000/1,053,664
6. Step 6: Final answer
   x = 4,915,481.25