Finding the Third Proportional to 78,769.50 and 119,610

Step by Step Solution

1. Step 1: Write the proportion equation
   78,769.50 : 119,610 = 119,610 : x
2. Step 2: Convert to fraction form
   78,769.50/119,610 = 119,610/x
3. Step 3: Cross multiply
   78,769.50x = 119,610 × 119,610
4. Step 4: Simplify right side
   78,769.50x = 14,306,552,100
5. Step 5: Solve for x
   x = 14,306,552,100/78,769.50
6. Step 6: Final answer
   x = 181,625.53