Finding the Third Proportional to 985,612 and 2,111,192

Step by Step Solution

1. Step 1: Write the proportion equation
   985,612 : 2,111,192 = 2,111,192 : x
2. Step 2: Convert to fraction form
   985,612/2,111,192 = 2,111,192/x
3. Step 3: Cross multiply
   985,612x = 2,111,192 × 2,111,192
4. Step 4: Simplify right side
   985,612x = 4,457,131,660,864
5. Step 5: Solve for x
   x = 4,457,131,660,864/985,612
6. Step 6: Final answer
   x = 4,522,197.03