Finding the Third Proportional to 1,477,726 and 3,191,215

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,726 : 3,191,215 = 3,191,215 : x
2. Step 2: Convert to fraction form
   1,477,726/3,191,215 = 3,191,215/x
3. Step 3: Cross multiply
   1,477,726x = 3,191,215 × 3,191,215
4. Step 4: Simplify right side
   1,477,726x = 10,183,853,176,225
5. Step 5: Solve for x
   x = 10,183,853,176,225/1,477,726
6. Step 6: Final answer
   x = 6,891,570.68