Finding the Third Proportional to 480,622.50 and 724,626

Step by Step Solution

1. Step 1: Write the proportion equation
   480,622.50 : 724,626 = 724,626 : x
2. Step 2: Convert to fraction form
   480,622.50/724,626 = 724,626/x
3. Step 3: Cross multiply
   480,622.50x = 724,626 × 724,626
4. Step 4: Simplify right side
   480,622.50x = 525,082,839,876
5. Step 5: Solve for x
   x = 525,082,839,876/480,622.50
6. Step 6: Final answer
   x = 1,092,505.74