Finding the Third Proportional to 124,125 and 186,145.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,125 : 186,145.50 = 186,145.50 : x
2. Step 2: Convert to fraction form
   124,125/186,145.50 = 186,145.50/x
3. Step 3: Cross multiply
   124,125x = 186,145.50 × 186,145.50
4. Step 4: Simplify right side
   124,125x = 34,650,147,170.25
5. Step 5: Solve for x
   x = 34,650,147,170.25/124,125
6. Step 6: Final answer
   x = 279,155.26