Finding the Third Proportional to 236,272.50 and 518,475

Step by Step Solution

1. Step 1: Write the proportion equation
   236,272.50 : 518,475 = 518,475 : x
2. Step 2: Convert to fraction form
   236,272.50/518,475 = 518,475/x
3. Step 3: Cross multiply
   236,272.50x = 518,475 × 518,475
4. Step 4: Simplify right side
   236,272.50x = 268,816,325,625
5. Step 5: Solve for x
   x = 268,816,325,625/236,272.50
6. Step 6: Final answer
   x = 1,137,738.52