Finding the Third Proportional to 740,189 and 1,614,240

Step by Step Solution

1. Step 1: Write the proportion equation
   740,189 : 1,614,240 = 1,614,240 : x
2. Step 2: Convert to fraction form
   740,189/1,614,240 = 1,614,240/x
3. Step 3: Cross multiply
   740,189x = 1,614,240 × 1,614,240
4. Step 4: Simplify right side
   740,189x = 2,605,770,777,600
5. Step 5: Solve for x
   x = 2,605,770,777,600/740,189
6. Step 6: Final answer
   x = 3,520,412.73