Finding the Third Proportional to 132,969.75 and 288,093

Step by Step Solution

1. Step 1: Write the proportion equation
   132,969.75 : 288,093 = 288,093 : x
2. Step 2: Convert to fraction form
   132,969.75/288,093 = 288,093/x
3. Step 3: Cross multiply
   132,969.75x = 288,093 × 288,093
4. Step 4: Simplify right side
   132,969.75x = 82,997,576,649
5. Step 5: Solve for x
   x = 82,997,576,649/132,969.75
6. Step 6: Final answer
   x = 624,183.90