Finding the Third Proportional to 1,308,624 and 1,919,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308,624 : 1,919,736 = 1,919,736 : x
2. Step 2: Convert to fraction form
   1,308,624/1,919,736 = 1,919,736/x
3. Step 3: Cross multiply
   1,308,624x = 1,919,736 × 1,919,736
4. Step 4: Simplify right side
   1,308,624x = 3,685,386,309,696
5. Step 5: Solve for x
   x = 3,685,386,309,696/1,308,624
6. Step 6: Final answer
   x = 2,816,230.11