Finding the Third Proportional to 361,305 and 744,477.75

Step by Step Solution

1. Step 1: Write the proportion equation
   361,305 : 744,477.75 = 744,477.75 : x
2. Step 2: Convert to fraction form
   361,305/744,477.75 = 744,477.75/x
3. Step 3: Cross multiply
   361,305x = 744,477.75 × 744,477.75
4. Step 4: Simplify right side
   361,305x = 554,247,120,245.06
5. Step 5: Solve for x
   x = 554,247,120,245.06/361,305
6. Step 6: Final answer
   x = 1,534,014.53