Finding the Third Proportional to 599,480 and 1,283,980

Step by Step Solution

1. Step 1: Write the proportion equation
   599,480 : 1,283,980 = 1,283,980 : x
2. Step 2: Convert to fraction form
   599,480/1,283,980 = 1,283,980/x
3. Step 3: Cross multiply
   599,480x = 1,283,980 × 1,283,980
4. Step 4: Simplify right side
   599,480x = 1,648,604,640,400
5. Step 5: Solve for x
   x = 1,648,604,640,400/599,480
6. Step 6: Final answer
   x = 2,750,057.78