Finding the Third Proportional to 1,970,336 and 4,244,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,970,336 : 4,244,624 = 4,244,624 : x
2. Step 2: Convert to fraction form
   1,970,336/4,244,624 = 4,244,624/x
3. Step 3: Cross multiply
   1,970,336x = 4,244,624 × 4,244,624
4. Step 4: Simplify right side
   1,970,336x = 18,016,832,901,376
5. Step 5: Solve for x
   x = 18,016,832,901,376/1,970,336
6. Step 6: Final answer
   x = 9,144,040.86