Finding the Third Proportional to 90,654.50 and 127,436

Step by Step Solution

1. Step 1: Write the proportion equation
   90,654.50 : 127,436 = 127,436 : x
2. Step 2: Convert to fraction form
   90,654.50/127,436 = 127,436/x
3. Step 3: Cross multiply
   90,654.50x = 127,436 × 127,436
4. Step 4: Simplify right side
   90,654.50x = 16,239,934,096
5. Step 5: Solve for x
   x = 16,239,934,096/90,654.50
6. Step 6: Final answer
   x = 179,140.96