Finding the Third Proportional to 237,187 and 518,150

Step by Step Solution

1. Step 1: Write the proportion equation
   237,187 : 518,150 = 518,150 : x
2. Step 2: Convert to fraction form
   237,187/518,150 = 518,150/x
3. Step 3: Cross multiply
   237,187x = 518,150 × 518,150
4. Step 4: Simplify right side
   237,187x = 268,479,422,500
5. Step 5: Solve for x
   x = 268,479,422,500/237,187
6. Step 6: Final answer
   x = 1,131,931.44