Finding the Third Proportional to 120,734.72 and 262,229.91

Step by Step Solution

1. Step 1: Write the proportion equation
   120,734.72 : 262,229.91 = 262,229.91 : x
2. Step 2: Convert to fraction form
   120,734.72/262,229.91 = 262,229.91/x
3. Step 3: Cross multiply
   120,734.72x = 262,229.91 × 262,229.91
4. Step 4: Simplify right side
   120,734.72x = 68,764,523,731.88
5. Step 5: Solve for x
   x = 68,764,523,731.88/120,734.72
6. Step 6: Final answer
   x = 569,550.54