Finding the Third Proportional to 674,200 and 1,448,454

Step by Step Solution

1. Step 1: Write the proportion equation
   674,200 : 1,448,454 = 1,448,454 : x
2. Step 2: Convert to fraction form
   674,200/1,448,454 = 1,448,454/x
3. Step 3: Cross multiply
   674,200x = 1,448,454 × 1,448,454
4. Step 4: Simplify right side
   674,200x = 2,098,018,990,116
5. Step 5: Solve for x
   x = 2,098,018,990,116/674,200
6. Step 6: Final answer
   x = 3,111,864.42