Finding the Third Proportional to 5,805,675 and 8,120,205

Step by Step Solution

1. Step 1: Write the proportion equation
   5,805,675 : 8,120,205 = 8,120,205 : x
2. Step 2: Convert to fraction form
   5,805,675/8,120,205 = 8,120,205/x
3. Step 3: Cross multiply
   5,805,675x = 8,120,205 × 8,120,205
4. Step 4: Simplify right side
   5,805,675x = 65,937,729,242,025
5. Step 5: Solve for x
   x = 65,937,729,242,025/5,805,675
6. Step 6: Final answer
   x = 11,357,461.32