Finding the Third Proportional to 444,141 and 663,250.50

Step by Step Solution

1. Step 1: Write the proportion equation
   444,141 : 663,250.50 = 663,250.50 : x
2. Step 2: Convert to fraction form
   444,141/663,250.50 = 663,250.50/x
3. Step 3: Cross multiply
   444,141x = 663,250.50 × 663,250.50
4. Step 4: Simplify right side
   444,141x = 439,901,225,750.25
5. Step 5: Solve for x
   x = 439,901,225,750.25/444,141
6. Step 6: Final answer
   x = 990,453.99