Finding the Third Proportional to 7,185,518 and 10,852,878

Step by Step Solution

1. Step 1: Write the proportion equation
   7,185,518 : 10,852,878 = 10,852,878 : x
2. Step 2: Convert to fraction form
   7,185,518/10,852,878 = 10,852,878/x
3. Step 3: Cross multiply
   7,185,518x = 10,852,878 × 10,852,878
4. Step 4: Simplify right side
   7,185,518x = 117,784,960,882,884
5. Step 5: Solve for x
   x = 117,784,960,882,884/7,185,518
6. Step 6: Final answer
   x = 16,391,993.02