Finding the Third Proportional to 303,740 and 703,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   303,740 : 703,162.50 = 703,162.50 : x
2. Step 2: Convert to fraction form
   303,740/703,162.50 = 703,162.50/x
3. Step 3: Cross multiply
   303,740x = 703,162.50 × 703,162.50
4. Step 4: Simplify right side
   303,740x = 494,437,501,406.25
5. Step 5: Solve for x
   x = 494,437,501,406.25/303,740
6. Step 6: Final answer
   x = 1,627,831.37