Finding the Third Proportional to 543,922.50 and 764,610

Step by Step Solution

1. Step 1: Write the proportion equation
   543,922.50 : 764,610 = 764,610 : x
2. Step 2: Convert to fraction form
   543,922.50/764,610 = 764,610/x
3. Step 3: Cross multiply
   543,922.50x = 764,610 × 764,610
4. Step 4: Simplify right side
   543,922.50x = 584,628,452,100
5. Step 5: Solve for x
   x = 584,628,452,100/543,922.50
6. Step 6: Final answer
   x = 1,074,837.78