Finding the Third Proportional to 6,503,976 and 9,661,680

Step by Step Solution

1. Step 1: Write the proportion equation
   6,503,976 : 9,661,680 = 9,661,680 : x
2. Step 2: Convert to fraction form
   6,503,976/9,661,680 = 9,661,680/x
3. Step 3: Cross multiply
   6,503,976x = 9,661,680 × 9,661,680
4. Step 4: Simplify right side
   6,503,976x = 93,348,060,422,400
5. Step 5: Solve for x
   x = 93,348,060,422,400/6,503,976
6. Step 6: Final answer
   x = 14,352,460.78