Finding the Third Proportional to 359,163 and 522,949.50

Step by Step Solution

1. Step 1: Write the proportion equation
   359,163 : 522,949.50 = 522,949.50 : x
2. Step 2: Convert to fraction form
   359,163/522,949.50 = 522,949.50/x
3. Step 3: Cross multiply
   359,163x = 522,949.50 × 522,949.50
4. Step 4: Simplify right side
   359,163x = 273,476,179,550.25
5. Step 5: Solve for x
   x = 273,476,179,550.25/359,163
6. Step 6: Final answer
   x = 761,426.37