Finding the Third Proportional to 2,720,640 and 4,066,746

Step by Step Solution

1. Step 1: Write the proportion equation
   2,720,640 : 4,066,746 = 4,066,746 : x
2. Step 2: Convert to fraction form
   2,720,640/4,066,746 = 4,066,746/x
3. Step 3: Cross multiply
   2,720,640x = 4,066,746 × 4,066,746
4. Step 4: Simplify right side
   2,720,640x = 16,538,423,028,516
5. Step 5: Solve for x
   x = 16,538,423,028,516/2,720,640
6. Step 6: Final answer
   x = 6,078,872.26