Finding the Third Proportional to 260,666 and 567,986

Step by Step Solution

1. Step 1: Write the proportion equation
   260,666 : 567,986 = 567,986 : x
2. Step 2: Convert to fraction form
   260,666/567,986 = 567,986/x
3. Step 3: Cross multiply
   260,666x = 567,986 × 567,986
4. Step 4: Simplify right side
   260,666x = 322,608,096,196
5. Step 5: Solve for x
   x = 322,608,096,196/260,666
6. Step 6: Final answer
   x = 1,237,630.13