Finding the Third Proportional to 294,548 and 624,150

Step by Step Solution

1. Step 1: Write the proportion equation
   294,548 : 624,150 = 624,150 : x
2. Step 2: Convert to fraction form
   294,548/624,150 = 624,150/x
3. Step 3: Cross multiply
   294,548x = 624,150 × 624,150
4. Step 4: Simplify right side
   294,548x = 389,563,222,500
5. Step 5: Solve for x
   x = 389,563,222,500/294,548
6. Step 6: Final answer
   x = 1,322,579.76