Finding the Third Proportional to 76,105.50 and 120,504

Step by Step Solution

1. Step 1: Write the proportion equation
   76,105.50 : 120,504 = 120,504 : x
2. Step 2: Convert to fraction form
   76,105.50/120,504 = 120,504/x
3. Step 3: Cross multiply
   76,105.50x = 120,504 × 120,504
4. Step 4: Simplify right side
   76,105.50x = 14,521,214,016
5. Step 5: Solve for x
   x = 14,521,214,016/76,105.50
6. Step 6: Final answer
   x = 190,803.74