Finding the Third Proportional to 605,040 and 1,272,000

Step by Step Solution

1. Step 1: Write the proportion equation
   605,040 : 1,272,000 = 1,272,000 : x
2. Step 2: Convert to fraction form
   605,040/1,272,000 = 1,272,000/x
3. Step 3: Cross multiply
   605,040x = 1,272,000 × 1,272,000
4. Step 4: Simplify right side
   605,040x = 1,617,984,000,000
5. Step 5: Solve for x
   x = 1,617,984,000,000/605,040
6. Step 6: Final answer
   x = 2,674,176.91