Finding the Third Proportional to 303,279 and 462,262.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,279 : 462,262.50 = 462,262.50 : x
2. Step 2: Convert to fraction form
   303,279/462,262.50 = 462,262.50/x
3. Step 3: Cross multiply
   303,279x = 462,262.50 × 462,262.50
4. Step 4: Simplify right side
   303,279x = 213,686,618,906.25
5. Step 5: Solve for x
   x = 213,686,618,906.25/303,279
6. Step 6: Final answer
   x = 704,587.59