Finding the Third Proportional to 283,930.50 and 625,472

Step by Step Solution

1. Step 1: Write the proportion equation
   283,930.50 : 625,472 = 625,472 : x
2. Step 2: Convert to fraction form
   283,930.50/625,472 = 625,472/x
3. Step 3: Cross multiply
   283,930.50x = 625,472 × 625,472
4. Step 4: Simplify right side
   283,930.50x = 391,215,222,784
5. Step 5: Solve for x
   x = 391,215,222,784/283,930.50
6. Step 6: Final answer
   x = 1,377,855.58