Finding the Third Proportional to 1,518,784 and 3,340,736

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,784 : 3,340,736 = 3,340,736 : x
2. Step 2: Convert to fraction form
   1,518,784/3,340,736 = 3,340,736/x
3. Step 3: Cross multiply
   1,518,784x = 3,340,736 × 3,340,736
4. Step 4: Simplify right side
   1,518,784x = 11,160,517,021,696
5. Step 5: Solve for x
   x = 11,160,517,021,696/1,518,784
6. Step 6: Final answer
   x = 7,348,324.07