Finding the Third Proportional to 78,016.50 and 168,050

Step by Step Solution

1. Step 1: Write the proportion equation
   78,016.50 : 168,050 = 168,050 : x
2. Step 2: Convert to fraction form
   78,016.50/168,050 = 168,050/x
3. Step 3: Cross multiply
   78,016.50x = 168,050 × 168,050
4. Step 4: Simplify right side
   78,016.50x = 28,240,802,500
5. Step 5: Solve for x
   x = 28,240,802,500/78,016.50
6. Step 6: Final answer
   x = 361,985.00