Finding the Third Proportional to 236,475 and 518,938.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,475 : 518,938.50 = 518,938.50 : x
2. Step 2: Convert to fraction form
   236,475/518,938.50 = 518,938.50/x
3. Step 3: Cross multiply
   236,475x = 518,938.50 × 518,938.50
4. Step 4: Simplify right side
   236,475x = 269,297,166,782.25
5. Step 5: Solve for x
   x = 269,297,166,782.25/236,475
6. Step 6: Final answer
   x = 1,138,797.62