Finding the Third Proportional to 303,933.50 and 661,383

Step by Step Solution

1. Step 1: Write the proportion equation
   303,933.50 : 661,383 = 661,383 : x
2. Step 2: Convert to fraction form
   303,933.50/661,383 = 661,383/x
3. Step 3: Cross multiply
   303,933.50x = 661,383 × 661,383
4. Step 4: Simplify right side
   303,933.50x = 437,427,472,689
5. Step 5: Solve for x
   x = 437,427,472,689/303,933.50
6. Step 6: Final answer
   x = 1,439,220.99