Finding the Third Proportional to 444,103.50 and 641,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   444,103.50 : 641,005.50 = 641,005.50 : x
2. Step 2: Convert to fraction form
   444,103.50/641,005.50 = 641,005.50/x
3. Step 3: Cross multiply
   444,103.50x = 641,005.50 × 641,005.50
4. Step 4: Simplify right side
   444,103.50x = 410,888,051,030.25
5. Step 5: Solve for x
   x = 410,888,051,030.25/444,103.50
6. Step 6: Final answer
   x = 925,207.86