Finding the Third Proportional to 636,139.50 and 1,384,482

Step by Step Solution

1. Step 1: Write the proportion equation
   636,139.50 : 1,384,482 = 1,384,482 : x
2. Step 2: Convert to fraction form
   636,139.50/1,384,482 = 1,384,482/x
3. Step 3: Cross multiply
   636,139.50x = 1,384,482 × 1,384,482
4. Step 4: Simplify right side
   636,139.50x = 1,916,790,408,324
5. Step 5: Solve for x
   x = 1,916,790,408,324/636,139.50
6. Step 6: Final answer
   x = 3,013,160.49