Finding the Third Proportional to 294,930 and 444,811.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,930 : 444,811.50 = 444,811.50 : x
2. Step 2: Convert to fraction form
   294,930/444,811.50 = 444,811.50/x
3. Step 3: Cross multiply
   294,930x = 444,811.50 × 444,811.50
4. Step 4: Simplify right side
   294,930x = 197,857,270,532.25
5. Step 5: Solve for x
   x = 197,857,270,532.25/294,930
6. Step 6: Final answer
   x = 670,861.80