Finding the Third Proportional to 162,504 and 251,131.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,504 : 251,131.50 = 251,131.50 : x
2. Step 2: Convert to fraction form
   162,504/251,131.50 = 251,131.50/x
3. Step 3: Cross multiply
   162,504x = 251,131.50 × 251,131.50
4. Step 4: Simplify right side
   162,504x = 63,067,030,292.25
5. Step 5: Solve for x
   x = 63,067,030,292.25/162,504
6. Step 6: Final answer
   x = 388,095.25