Finding the Third Proportional to 88,328 and 132,156

Step by Step Solution

1. Step 1: Write the proportion equation
   88,328 : 132,156 = 132,156 : x
2. Step 2: Convert to fraction form
   88,328/132,156 = 132,156/x
3. Step 3: Cross multiply
   88,328x = 132,156 × 132,156
4. Step 4: Simplify right side
   88,328x = 17,465,208,336
5. Step 5: Solve for x
   x = 17,465,208,336/88,328
6. Step 6: Final answer
   x = 197,731.28