Finding the Third Proportional to 744,066 and 1,611,738

Step by Step Solution

1. Step 1: Write the proportion equation
   744,066 : 1,611,738 = 1,611,738 : x
2. Step 2: Convert to fraction form
   744,066/1,611,738 = 1,611,738/x
3. Step 3: Cross multiply
   744,066x = 1,611,738 × 1,611,738
4. Step 4: Simplify right side
   744,066x = 2,597,699,380,644
5. Step 5: Solve for x
   x = 2,597,699,380,644/744,066
6. Step 6: Final answer
   x = 3,491,221.72