Finding the Third Proportional to 818,722 and 1,761,860

Step by Step Solution

1. Step 1: Write the proportion equation
   818,722 : 1,761,860 = 1,761,860 : x
2. Step 2: Convert to fraction form
   818,722/1,761,860 = 1,761,860/x
3. Step 3: Cross multiply
   818,722x = 1,761,860 × 1,761,860
4. Step 4: Simplify right side
   818,722x = 3,104,150,659,600
5. Step 5: Solve for x
   x = 3,104,150,659,600/818,722
6. Step 6: Final answer
   x = 3,791,458.71