Finding the Third Proportional to 55,564.50 and 131,085

Step by Step Solution

1. Step 1: Write the proportion equation
   55,564.50 : 131,085 = 131,085 : x
2. Step 2: Convert to fraction form
   55,564.50/131,085 = 131,085/x
3. Step 3: Cross multiply
   55,564.50x = 131,085 × 131,085
4. Step 4: Simplify right side
   55,564.50x = 17,183,277,225
5. Step 5: Solve for x
   x = 17,183,277,225/55,564.50
6. Step 6: Final answer
   x = 309,249.20