Finding the Third Proportional to 1,609,924 and 3,321,912

Step by Step Solution

1. Step 1: Write the proportion equation
   1,609,924 : 3,321,912 = 3,321,912 : x
2. Step 2: Convert to fraction form
   1,609,924/3,321,912 = 3,321,912/x
3. Step 3: Cross multiply
   1,609,924x = 3,321,912 × 3,321,912
4. Step 4: Simplify right side
   1,609,924x = 11,035,099,335,744
5. Step 5: Solve for x
   x = 11,035,099,335,744/1,609,924
6. Step 6: Final answer
   x = 6,854,422.53