Finding the Third Proportional to 1,308,528 and 2,665,170

Step by Step Solution

1. Step 1: Write the proportion equation
   1,308,528 : 2,665,170 = 2,665,170 : x
2. Step 2: Convert to fraction form
   1,308,528/2,665,170 = 2,665,170/x
3. Step 3: Cross multiply
   1,308,528x = 2,665,170 × 2,665,170
4. Step 4: Simplify right side
   1,308,528x = 7,103,131,128,900
5. Step 5: Solve for x
   x = 7,103,131,128,900/1,308,528
6. Step 6: Final answer
   x = 5,428,337.13