Finding the Third Proportional to 87,480.56 and 131,196.94

Step by Step Solution

1. Step 1: Write the proportion equation
   87,480.56 : 131,196.94 = 131,196.94 : x
2. Step 2: Convert to fraction form
   87,480.56/131,196.94 = 131,196.94/x
3. Step 3: Cross multiply
   87,480.56x = 131,196.94 × 131,196.94
4. Step 4: Simplify right side
   87,480.56x = 17,212,636,409.38
5. Step 5: Solve for x
   x = 17,212,636,409.38/87,480.56
6. Step 6: Final answer
   x = 196,759.55