Finding the Third Proportional to 611,762 and 1,321,924

Step by Step Solution

1. Step 1: Write the proportion equation
   611,762 : 1,321,924 = 1,321,924 : x
2. Step 2: Convert to fraction form
   611,762/1,321,924 = 1,321,924/x
3. Step 3: Cross multiply
   611,762x = 1,321,924 × 1,321,924
4. Step 4: Simplify right side
   611,762x = 1,747,483,061,776
5. Step 5: Solve for x
   x = 1,747,483,061,776/611,762
6. Step 6: Final answer
   x = 2,856,475.33