Finding the Third Proportional to 294,888 and 444,775.50

Step by Step Solution

1. Step 1: Write the proportion equation
   294,888 : 444,775.50 = 444,775.50 : x
2. Step 2: Convert to fraction form
   294,888/444,775.50 = 444,775.50/x
3. Step 3: Cross multiply
   294,888x = 444,775.50 × 444,775.50
4. Step 4: Simplify right side
   294,888x = 197,825,245,400.25
5. Step 5: Solve for x
   x = 197,825,245,400.25/294,888
6. Step 6: Final answer
   x = 670,848.75