Finding the Third Proportional to 6,552,016 and 9,919,680

Step by Step Solution

1. Step 1: Write the proportion equation
   6,552,016 : 9,919,680 = 9,919,680 : x
2. Step 2: Convert to fraction form
   6,552,016/9,919,680 = 9,919,680/x
3. Step 3: Cross multiply
   6,552,016x = 9,919,680 × 9,919,680
4. Step 4: Simplify right side
   6,552,016x = 98,400,051,302,400
5. Step 5: Solve for x
   x = 98,400,051,302,400/6,552,016
6. Step 6: Final answer
   x = 15,018,286.17