Finding the Third Proportional to 284,803.50 and 622,806

Step by Step Solution

1. Step 1: Write the proportion equation
   284,803.50 : 622,806 = 622,806 : x
2. Step 2: Convert to fraction form
   284,803.50/622,806 = 622,806/x
3. Step 3: Cross multiply
   284,803.50x = 622,806 × 622,806
4. Step 4: Simplify right side
   284,803.50x = 387,887,313,636
5. Step 5: Solve for x
   x = 387,887,313,636/284,803.50
6. Step 6: Final answer
   x = 1,361,947.14