Finding the Third Proportional to 162,480 and 251,095.50

Step by Step Solution

1. Step 1: Write the proportion equation
   162,480 : 251,095.50 = 251,095.50 : x
2. Step 2: Convert to fraction form
   162,480/251,095.50 = 251,095.50/x
3. Step 3: Cross multiply
   162,480x = 251,095.50 × 251,095.50
4. Step 4: Simplify right side
   162,480x = 63,048,950,120.25
5. Step 5: Solve for x
   x = 63,048,950,120.25/162,480
6. Step 6: Final answer
   x = 388,041.30