Finding the Third Proportional to 911,206 and 2,000,972

Step by Step Solution

1. Step 1: Write the proportion equation
   911,206 : 2,000,972 = 2,000,972 : x
2. Step 2: Convert to fraction form
   911,206/2,000,972 = 2,000,972/x
3. Step 3: Cross multiply
   911,206x = 2,000,972 × 2,000,972
4. Step 4: Simplify right side
   911,206x = 4,003,888,944,784
5. Step 5: Solve for x
   x = 4,003,888,944,784/911,206
6. Step 6: Final answer
   x = 4,394,054.63