Finding the Third Proportional to 1,477,663 and 3,191,089

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,663 : 3,191,089 = 3,191,089 : x
2. Step 2: Convert to fraction form
   1,477,663/3,191,089 = 3,191,089/x
3. Step 3: Cross multiply
   1,477,663x = 3,191,089 × 3,191,089
4. Step 4: Simplify right side
   1,477,663x = 10,183,049,005,921
5. Step 5: Solve for x
   x = 10,183,049,005,921/1,477,663
6. Step 6: Final answer
   x = 6,891,320.28