Finding the Third Proportional to 124,282 and 186,436.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,282 : 186,436.50 = 186,436.50 : x
2. Step 2: Convert to fraction form
   124,282/186,436.50 = 186,436.50/x
3. Step 3: Cross multiply
   124,282x = 186,436.50 × 186,436.50
4. Step 4: Simplify right side
   124,282x = 34,758,568,532.25
5. Step 5: Solve for x
   x = 34,758,568,532.25/124,282
6. Step 6: Final answer
   x = 279,675.00