Finding the Third Proportional to 891,704 and 1,987,634

Step by Step Solution

1. Step 1: Write the proportion equation
   891,704 : 1,987,634 = 1,987,634 : x
2. Step 2: Convert to fraction form
   891,704/1,987,634 = 1,987,634/x
3. Step 3: Cross multiply
   891,704x = 1,987,634 × 1,987,634
4. Step 4: Simplify right side
   891,704x = 3,950,688,917,956
5. Step 5: Solve for x
   x = 3,950,688,917,956/891,704
6. Step 6: Final answer
   x = 4,430,493.66