Finding the Third Proportional to 4,759,434 and 7,149,663

Step by Step Solution

1. Step 1: Write the proportion equation
   4,759,434 : 7,149,663 = 7,149,663 : x
2. Step 2: Convert to fraction form
   4,759,434/7,149,663 = 7,149,663/x
3. Step 3: Cross multiply
   4,759,434x = 7,149,663 × 7,149,663
4. Step 4: Simplify right side
   4,759,434x = 51,117,681,013,569
5. Step 5: Solve for x
   x = 51,117,681,013,569/4,759,434
6. Step 6: Final answer
   x = 10,740,285.72