Finding the Third Proportional to 133,096.50 and 288,324

Step by Step Solution

1. Step 1: Write the proportion equation
   133,096.50 : 288,324 = 288,324 : x
2. Step 2: Convert to fraction form
   133,096.50/288,324 = 288,324/x
3. Step 3: Cross multiply
   133,096.50x = 288,324 × 288,324
4. Step 4: Simplify right side
   133,096.50x = 83,130,728,976
5. Step 5: Solve for x
   x = 83,130,728,976/133,096.50
6. Step 6: Final answer
   x = 624,589.90