Finding the Third Proportional to 599,688 and 1,288,304

Step by Step Solution

1. Step 1: Write the proportion equation
   599,688 : 1,288,304 = 1,288,304 : x
2. Step 2: Convert to fraction form
   599,688/1,288,304 = 1,288,304/x
3. Step 3: Cross multiply
   599,688x = 1,288,304 × 1,288,304
4. Step 4: Simplify right side
   599,688x = 1,659,727,196,416
5. Step 5: Solve for x
   x = 1,659,727,196,416/599,688
6. Step 6: Final answer
   x = 2,767,651.17