Finding the Third Proportional to 260,907.75 and 566,430

Step by Step Solution

1. Step 1: Write the proportion equation
   260,907.75 : 566,430 = 566,430 : x
2. Step 2: Convert to fraction form
   260,907.75/566,430 = 566,430/x
3. Step 3: Cross multiply
   260,907.75x = 566,430 × 566,430
4. Step 4: Simplify right side
   260,907.75x = 320,842,944,900
5. Step 5: Solve for x
   x = 320,842,944,900/260,907.75
6. Step 6: Final answer
   x = 1,229,717.96