Finding the Third Proportional to 1,991,836 and 3,011,469

Step by Step Solution

1. Step 1: Write the proportion equation
   1,991,836 : 3,011,469 = 3,011,469 : x
2. Step 2: Convert to fraction form
   1,991,836/3,011,469 = 3,011,469/x
3. Step 3: Cross multiply
   1,991,836x = 3,011,469 × 3,011,469
4. Step 4: Simplify right side
   1,991,836x = 9,068,945,537,961
5. Step 5: Solve for x
   x = 9,068,945,537,961/1,991,836
6. Step 6: Final answer
   x = 4,553,058.35