Finding the Third Proportional to 87,910 and 131,484

Step by Step Solution

1. Step 1: Write the proportion equation
   87,910 : 131,484 = 131,484 : x
2. Step 2: Convert to fraction form
   87,910/131,484 = 131,484/x
3. Step 3: Cross multiply
   87,910x = 131,484 × 131,484
4. Step 4: Simplify right side
   87,910x = 17,288,042,256
5. Step 5: Solve for x
   x = 17,288,042,256/87,910
6. Step 6: Final answer
   x = 196,656.15