Finding the Third Proportional to 774,658 and 1,677,948

Step by Step Solution

1. Step 1: Write the proportion equation
   774,658 : 1,677,948 = 1,677,948 : x
2. Step 2: Convert to fraction form
   774,658/1,677,948 = 1,677,948/x
3. Step 3: Cross multiply
   774,658x = 1,677,948 × 1,677,948
4. Step 4: Simplify right side
   774,658x = 2,815,509,490,704
5. Step 5: Solve for x
   x = 2,815,509,490,704/774,658
6. Step 6: Final answer
   x = 3,634,519.35