Finding the Third Proportional to 4,915,285 and 7,631,722

Step by Step Solution

1. Step 1: Write the proportion equation
   4,915,285 : 7,631,722 = 7,631,722 : x
2. Step 2: Convert to fraction form
   4,915,285/7,631,722 = 7,631,722/x
3. Step 3: Cross multiply
   4,915,285x = 7,631,722 × 7,631,722
4. Step 4: Simplify right side
   4,915,285x = 58,243,180,685,284
5. Step 5: Solve for x
   x = 58,243,180,685,284/4,915,285
6. Step 6: Final answer
   x = 11,849,400.53