Finding the Third Proportional to 4,943,720 and 7,650,800

Step by Step Solution

1. Step 1: Write the proportion equation
   4,943,720 : 7,650,800 = 7,650,800 : x
2. Step 2: Convert to fraction form
   4,943,720/7,650,800 = 7,650,800/x
3. Step 3: Cross multiply
   4,943,720x = 7,650,800 × 7,650,800
4. Step 4: Simplify right side
   4,943,720x = 58,534,740,640,000
5. Step 5: Solve for x
   x = 58,534,740,640,000/4,943,720
6. Step 6: Final answer
   x = 11,840,221.66