Finding the Third Proportional to 262,956 and 575,668.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,956 : 575,668.50 = 575,668.50 : x
2. Step 2: Convert to fraction form
   262,956/575,668.50 = 575,668.50/x
3. Step 3: Cross multiply
   262,956x = 575,668.50 × 575,668.50
4. Step 4: Simplify right side
   262,956x = 331,394,221,892.25
5. Step 5: Solve for x
   x = 331,394,221,892.25/262,956
6. Step 6: Final answer
   x = 1,260,264.92