Finding the Third Proportional to 740,606 and 1,615,012

Step by Step Solution

1. Step 1: Write the proportion equation
   740,606 : 1,615,012 = 1,615,012 : x
2. Step 2: Convert to fraction form
   740,606/1,615,012 = 1,615,012/x
3. Step 3: Cross multiply
   740,606x = 1,615,012 × 1,615,012
4. Step 4: Simplify right side
   740,606x = 2,608,263,760,144
5. Step 5: Solve for x
   x = 2,608,263,760,144/740,606
6. Step 6: Final answer
   x = 3,521,796.69