Finding the Third Proportional to 262,242 and 562,711.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,242 : 562,711.50 = 562,711.50 : x
2. Step 2: Convert to fraction form
   262,242/562,711.50 = 562,711.50/x
3. Step 3: Cross multiply
   262,242x = 562,711.50 × 562,711.50
4. Step 4: Simplify right side
   262,242x = 316,644,232,232.25
5. Step 5: Solve for x
   x = 316,644,232,232.25/262,242
6. Step 6: Final answer
   x = 1,207,450.49