Finding the Third Proportional to 253,579.50 and 543,150

Step by Step Solution

1. Step 1: Write the proportion equation
   253,579.50 : 543,150 = 543,150 : x
2. Step 2: Convert to fraction form
   253,579.50/543,150 = 543,150/x
3. Step 3: Cross multiply
   253,579.50x = 543,150 × 543,150
4. Step 4: Simplify right side
   253,579.50x = 295,011,922,500
5. Step 5: Solve for x
   x = 295,011,922,500/253,579.50
6. Step 6: Final answer
   x = 1,163,390.27