Finding the Third Proportional to 1,039,453 and 2,277,518

Step by Step Solution

1. Step 1: Write the proportion equation
   1,039,453 : 2,277,518 = 2,277,518 : x
2. Step 2: Convert to fraction form
   1,039,453/2,277,518 = 2,277,518/x
3. Step 3: Cross multiply
   1,039,453x = 2,277,518 × 2,277,518
4. Step 4: Simplify right side
   1,039,453x = 5,187,088,240,324
5. Step 5: Solve for x
   x = 5,187,088,240,324/1,039,453
6. Step 6: Final answer
   x = 4,990,209.50