Finding the Third Proportional to 90,246 and 132,290

Step by Step Solution

1. Step 1: Write the proportion equation
   90,246 : 132,290 = 132,290 : x
2. Step 2: Convert to fraction form
   90,246/132,290 = 132,290/x
3. Step 3: Cross multiply
   90,246x = 132,290 × 132,290
4. Step 4: Simplify right side
   90,246x = 17,500,644,100
5. Step 5: Solve for x
   x = 17,500,644,100/90,246
6. Step 6: Final answer
   x = 193,921.55