Finding the Third Proportional to 181,206 and 259,987.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,206 : 259,987.50 = 259,987.50 : x
2. Step 2: Convert to fraction form
   181,206/259,987.50 = 259,987.50/x
3. Step 3: Cross multiply
   181,206x = 259,987.50 × 259,987.50
4. Step 4: Simplify right side
   181,206x = 67,593,500,156.25
5. Step 5: Solve for x
   x = 67,593,500,156.25/181,206
6. Step 6: Final answer
   x = 373,020.21