Finding the Third Proportional to 2,921,969 and 4,493,768

Step by Step Solution

1. Step 1: Write the proportion equation
   2,921,969 : 4,493,768 = 4,493,768 : x
2. Step 2: Convert to fraction form
   2,921,969/4,493,768 = 4,493,768/x
3. Step 3: Cross multiply
   2,921,969x = 4,493,768 × 4,493,768
4. Step 4: Simplify right side
   2,921,969x = 20,193,950,837,824
5. Step 5: Solve for x
   x = 20,193,950,837,824/2,921,969
6. Step 6: Final answer
   x = 6,911,076.35