Finding the Third Proportional to 284,395.50 and 603,783

Step by Step Solution

1. Step 1: Write the proportion equation
   284,395.50 : 603,783 = 603,783 : x
2. Step 2: Convert to fraction form
   284,395.50/603,783 = 603,783/x
3. Step 3: Cross multiply
   284,395.50x = 603,783 × 603,783
4. Step 4: Simplify right side
   284,395.50x = 364,553,911,089
5. Step 5: Solve for x
   x = 364,553,911,089/284,395.50
6. Step 6: Final answer
   x = 1,281,855.41