Finding the Third Proportional to 599,390 and 1,275,064

Step by Step Solution

1. Step 1: Write the proportion equation
   599,390 : 1,275,064 = 1,275,064 : x
2. Step 2: Convert to fraction form
   599,390/1,275,064 = 1,275,064/x
3. Step 3: Cross multiply
   599,390x = 1,275,064 × 1,275,064
4. Step 4: Simplify right side
   599,390x = 1,625,788,204,096
5. Step 5: Solve for x
   x = 1,625,788,204,096/599,390
6. Step 6: Final answer
   x = 2,712,404.62