Finding the Third Proportional to 399,958.50 and 944,124.50

Step by Step Solution

1. Step 1: Write the proportion equation
   399,958.50 : 944,124.50 = 944,124.50 : x
2. Step 2: Convert to fraction form
   399,958.50/944,124.50 = 944,124.50/x
3. Step 3: Cross multiply
   399,958.50x = 944,124.50 × 944,124.50
4. Step 4: Simplify right side
   399,958.50x = 891,371,071,500.25
5. Step 5: Solve for x
   x = 891,371,071,500.25/399,958.50
6. Step 6: Final answer
   x = 2,228,658.90