Finding the Third Proportional to 5,419,191 and 7,979,085

Step by Step Solution

1. Step 1: Write the proportion equation
   5,419,191 : 7,979,085 = 7,979,085 : x
2. Step 2: Convert to fraction form
   5,419,191/7,979,085 = 7,979,085/x
3. Step 3: Cross multiply
   5,419,191x = 7,979,085 × 7,979,085
4. Step 4: Simplify right side
   5,419,191x = 63,665,797,437,225
5. Step 5: Solve for x
   x = 63,665,797,437,225/5,419,191
6. Step 6: Final answer
   x = 11,748,210.65