Finding the Third Proportional to 408,650.06 and 637,810.59

Step by Step Solution

1. Step 1: Write the proportion equation
   408,650.06 : 637,810.59 = 637,810.59 : x
2. Step 2: Convert to fraction form
   408,650.06/637,810.59 = 637,810.59/x
3. Step 3: Cross multiply
   408,650.06x = 637,810.59 × 637,810.59
4. Step 4: Simplify right side
   408,650.06x = 406,802,353,499.73
5. Step 5: Solve for x
   x = 406,802,353,499.73/408,650.06
6. Step 6: Final answer
   x = 995,478.51