Finding the Third Proportional to 3,591,821 and 5,382,474

Step by Step Solution

1. Step 1: Write the proportion equation
   3,591,821 : 5,382,474 = 5,382,474 : x
2. Step 2: Convert to fraction form
   3,591,821/5,382,474 = 5,382,474/x
3. Step 3: Cross multiply
   3,591,821x = 5,382,474 × 5,382,474
4. Step 4: Simplify right side
   3,591,821x = 28,971,026,360,676
5. Step 5: Solve for x
   x = 28,971,026,360,676/3,591,821
6. Step 6: Final answer
   x = 8,065,832.45