Finding the Third Proportional to 406,089 and 595,282.50

Step by Step Solution

1. Step 1: Write the proportion equation
   406,089 : 595,282.50 = 595,282.50 : x
2. Step 2: Convert to fraction form
   406,089/595,282.50 = 595,282.50/x
3. Step 3: Cross multiply
   406,089x = 595,282.50 × 595,282.50
4. Step 4: Simplify right side
   406,089x = 354,361,254,806.25
5. Step 5: Solve for x
   x = 354,361,254,806.25/406,089
6. Step 6: Final answer
   x = 872,619.68