Finding the Third Proportional to 4,670,812 and 7,039,628

Step by Step Solution

1. Step 1: Write the proportion equation
   4,670,812 : 7,039,628 = 7,039,628 : x
2. Step 2: Convert to fraction form
   4,670,812/7,039,628 = 7,039,628/x
3. Step 3: Cross multiply
   4,670,812x = 7,039,628 × 7,039,628
4. Step 4: Simplify right side
   4,670,812x = 49,556,362,378,384
5. Step 5: Solve for x
   x = 49,556,362,378,384/4,670,812
6. Step 6: Final answer
   x = 10,609,795.98