Finding the Third Proportional to 450,465.50 and 606,747

Step by Step Solution

1. Step 1: Write the proportion equation
   450,465.50 : 606,747 = 606,747 : x
2. Step 2: Convert to fraction form
   450,465.50/606,747 = 606,747/x
3. Step 3: Cross multiply
   450,465.50x = 606,747 × 606,747
4. Step 4: Simplify right side
   450,465.50x = 368,141,922,009
5. Step 5: Solve for x
   x = 368,141,922,009/450,465.50
6. Step 6: Final answer
   x = 817,247.76