Finding the Third Proportional to 775,818 and 1,644,924

Step by Step Solution

1. Step 1: Write the proportion equation
   775,818 : 1,644,924 = 1,644,924 : x
2. Step 2: Convert to fraction form
   775,818/1,644,924 = 1,644,924/x
3. Step 3: Cross multiply
   775,818x = 1,644,924 × 1,644,924
4. Step 4: Simplify right side
   775,818x = 2,705,774,965,776
5. Step 5: Solve for x
   x = 2,705,774,965,776/775,818
6. Step 6: Final answer
   x = 3,487,641.39