Finding the Third Proportional to 911,024 and 2,109,057

Step by Step Solution

1. Step 1: Write the proportion equation
   911,024 : 2,109,057 = 2,109,057 : x
2. Step 2: Convert to fraction form
   911,024/2,109,057 = 2,109,057/x
3. Step 3: Cross multiply
   911,024x = 2,109,057 × 2,109,057
4. Step 4: Simplify right side
   911,024x = 4,448,121,429,249
5. Step 5: Solve for x
   x = 4,448,121,429,249/911,024
6. Step 6: Final answer
   x = 4,882,551.32