Finding the Third Proportional to 333,579 and 491,545.50

Step by Step Solution

1. Step 1: Write the proportion equation
   333,579 : 491,545.50 = 491,545.50 : x
2. Step 2: Convert to fraction form
   333,579/491,545.50 = 491,545.50/x
3. Step 3: Cross multiply
   333,579x = 491,545.50 × 491,545.50
4. Step 4: Simplify right side
   333,579x = 241,616,978,570.25
5. Step 5: Solve for x
   x = 241,616,978,570.25/333,579
6. Step 6: Final answer
   x = 724,317.11