Finding the Third Proportional to 132,441.50 and 288,529

Step by Step Solution

1. Step 1: Write the proportion equation
   132,441.50 : 288,529 = 288,529 : x
2. Step 2: Convert to fraction form
   132,441.50/288,529 = 288,529/x
3. Step 3: Cross multiply
   132,441.50x = 288,529 × 288,529
4. Step 4: Simplify right side
   132,441.50x = 83,248,983,841
5. Step 5: Solve for x
   x = 83,248,983,841/132,441.50
6. Step 6: Final answer
   x = 628,571.74