Finding the Third Proportional to 120,740.91 and 262,222.88

Step by Step Solution

1. Step 1: Write the proportion equation
   120,740.91 : 262,222.88 = 262,222.88 : x
2. Step 2: Convert to fraction form
   120,740.91/262,222.88 = 262,222.88/x
3. Step 3: Cross multiply
   120,740.91x = 262,222.88 × 262,222.88
4. Step 4: Simplify right side
   120,740.91x = 68,760,836,173.27
5. Step 5: Solve for x
   x = 68,760,836,173.27/120,740.91
6. Step 6: Final answer
   x = 569,490.81