Finding the Third Proportional to 319,938 and 483,307.50

Step by Step Solution

1. Step 1: Write the proportion equation
   319,938 : 483,307.50 = 483,307.50 : x
2. Step 2: Convert to fraction form
   319,938/483,307.50 = 483,307.50/x
3. Step 3: Cross multiply
   319,938x = 483,307.50 × 483,307.50
4. Step 4: Simplify right side
   319,938x = 233,586,139,556.25
5. Step 5: Solve for x
   x = 233,586,139,556.25/319,938
6. Step 6: Final answer
   x = 730,098.14