Finding the Third Proportional to 124,395 and 187,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,395 : 187,216.50 = 187,216.50 : x
2. Step 2: Convert to fraction form
   124,395/187,216.50 = 187,216.50/x
3. Step 3: Cross multiply
   124,395x = 187,216.50 × 187,216.50
4. Step 4: Simplify right side
   124,395x = 35,050,017,872.25
5. Step 5: Solve for x
   x = 35,050,017,872.25/124,395
6. Step 6: Final answer
   x = 281,763.88