Finding the Third Proportional to 123,555 and 167,809.50

Step by Step Solution

1. Step 1: Write the proportion equation
   123,555 : 167,809.50 = 167,809.50 : x
2. Step 2: Convert to fraction form
   123,555/167,809.50 = 167,809.50/x
3. Step 3: Cross multiply
   123,555x = 167,809.50 × 167,809.50
4. Step 4: Simplify right side
   123,555x = 28,160,028,290.25
5. Step 5: Solve for x
   x = 28,160,028,290.25/123,555
6. Step 6: Final answer
   x = 227,914.92