Finding the Third Proportional to 133,096.50 and 287,523

Step by Step Solution

1. Step 1: Write the proportion equation
   133,096.50 : 287,523 = 287,523 : x
2. Step 2: Convert to fraction form
   133,096.50/287,523 = 287,523/x
3. Step 3: Cross multiply
   133,096.50x = 287,523 × 287,523
4. Step 4: Simplify right side
   133,096.50x = 82,669,475,529
5. Step 5: Solve for x
   x = 82,669,475,529/133,096.50
6. Step 6: Final answer
   x = 621,124.34