Finding the Third Proportional to 90,260 and 132,311

Step by Step Solution

1. Step 1: Write the proportion equation
   90,260 : 132,311 = 132,311 : x
2. Step 2: Convert to fraction form
   90,260/132,311 = 132,311/x
3. Step 3: Cross multiply
   90,260x = 132,311 × 132,311
4. Step 4: Simplify right side
   90,260x = 17,506,200,721
5. Step 5: Solve for x
   x = 17,506,200,721/90,260
6. Step 6: Final answer
   x = 193,953.03