Finding the Third Proportional to 124,719 and 186,886.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,719 : 186,886.50 = 186,886.50 : x
2. Step 2: Convert to fraction form
   124,719/186,886.50 = 186,886.50/x
3. Step 3: Cross multiply
   124,719x = 186,886.50 × 186,886.50
4. Step 4: Simplify right side
   124,719x = 34,926,563,882.25
5. Step 5: Solve for x
   x = 34,926,563,882.25/124,719
6. Step 6: Final answer
   x = 280,042.05