Finding the Third Proportional to 353,049.75 and 764,055

Step by Step Solution

1. Step 1: Write the proportion equation
   353,049.75 : 764,055 = 764,055 : x
2. Step 2: Convert to fraction form
   353,049.75/764,055 = 764,055/x
3. Step 3: Cross multiply
   353,049.75x = 764,055 × 764,055
4. Step 4: Simplify right side
   353,049.75x = 583,780,043,025
5. Step 5: Solve for x
   x = 583,780,043,025/353,049.75
6. Step 6: Final answer
   x = 1,653,534.79