Finding the Third Proportional to 303,585 and 452,914.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,585 : 452,914.50 = 452,914.50 : x
2. Step 2: Convert to fraction form
   303,585/452,914.50 = 452,914.50/x
3. Step 3: Cross multiply
   303,585x = 452,914.50 × 452,914.50
4. Step 4: Simplify right side
   303,585x = 205,131,544,310.25
5. Step 5: Solve for x
   x = 205,131,544,310.25/303,585
6. Step 6: Final answer
   x = 675,697.23