Finding the Third Proportional to 485,662.50 and 735,267

Step by Step Solution

1. Step 1: Write the proportion equation
   485,662.50 : 735,267 = 735,267 : x
2. Step 2: Convert to fraction form
   485,662.50/735,267 = 735,267/x
3. Step 3: Cross multiply
   485,662.50x = 735,267 × 735,267
4. Step 4: Simplify right side
   485,662.50x = 540,617,561,289
5. Step 5: Solve for x
   x = 540,617,561,289/485,662.50
6. Step 6: Final answer
   x = 1,113,154.84