Finding the Third Proportional to 7,157,814 and 10,840,969

Step by Step Solution

1. Step 1: Write the proportion equation
   7,157,814 : 10,840,969 = 10,840,969 : x
2. Step 2: Convert to fraction form
   7,157,814/10,840,969 = 10,840,969/x
3. Step 3: Cross multiply
   7,157,814x = 10,840,969 × 10,840,969
4. Step 4: Simplify right side
   7,157,814x = 117,526,608,858,961
5. Step 5: Solve for x
   x = 117,526,608,858,961/7,157,814
6. Step 6: Final answer
   x = 16,419,343.79