Finding the Third Proportional to 87,422 and 132,454

Step by Step Solution

1. Step 1: Write the proportion equation
   87,422 : 132,454 = 132,454 : x
2. Step 2: Convert to fraction form
   87,422/132,454 = 132,454/x
3. Step 3: Cross multiply
   87,422x = 132,454 × 132,454
4. Step 4: Simplify right side
   87,422x = 17,544,062,116
5. Step 5: Solve for x
   x = 17,544,062,116/87,422
6. Step 6: Final answer
   x = 200,682.46