Finding the Third Proportional to 90,242 and 132,284

Step by Step Solution

1. Step 1: Write the proportion equation
   90,242 : 132,284 = 132,284 : x
2. Step 2: Convert to fraction form
   90,242/132,284 = 132,284/x
3. Step 3: Cross multiply
   90,242x = 132,284 × 132,284
4. Step 4: Simplify right side
   90,242x = 17,499,056,656
5. Step 5: Solve for x
   x = 17,499,056,656/90,242
6. Step 6: Final answer
   x = 193,912.55