Finding the Third Proportional to 744,086 and 1,615,018

Step by Step Solution

1. Step 1: Write the proportion equation
   744,086 : 1,615,018 = 1,615,018 : x
2. Step 2: Convert to fraction form
   744,086/1,615,018 = 1,615,018/x
3. Step 3: Cross multiply
   744,086x = 1,615,018 × 1,615,018
4. Step 4: Simplify right side
   744,086x = 2,608,283,140,324
5. Step 5: Solve for x
   x = 2,608,283,140,324/744,086
6. Step 6: Final answer
   x = 3,505,351.72