Finding the Third Proportional to 525,303 and 764,989.50

Step by Step Solution

1. Step 1: Write the proportion equation
   525,303 : 764,989.50 = 764,989.50 : x
2. Step 2: Convert to fraction form
   525,303/764,989.50 = 764,989.50/x
3. Step 3: Cross multiply
   525,303x = 764,989.50 × 764,989.50
4. Step 4: Simplify right side
   525,303x = 585,208,935,110.25
5. Step 5: Solve for x
   x = 585,208,935,110.25/525,303
6. Step 6: Final answer
   x = 1,114,040.73