Finding the Third Proportional to 911,222 and 1,448,211

Step by Step Solution

1. Step 1: Write the proportion equation
   911,222 : 1,448,211 = 1,448,211 : x
2. Step 2: Convert to fraction form
   911,222/1,448,211 = 1,448,211/x
3. Step 3: Cross multiply
   911,222x = 1,448,211 × 1,448,211
4. Step 4: Simplify right side
   911,222x = 2,097,315,100,521
5. Step 5: Solve for x
   x = 2,097,315,100,521/911,222
6. Step 6: Final answer
   x = 2,301,651.08