Finding the Third Proportional to 131,620 and 209,094

Step by Step Solution

1. Step 1: Write the proportion equation
   131,620 : 209,094 = 209,094 : x
2. Step 2: Convert to fraction form
   131,620/209,094 = 209,094/x
3. Step 3: Cross multiply
   131,620x = 209,094 × 209,094
4. Step 4: Simplify right side
   131,620x = 43,720,300,836
5. Step 5: Solve for x
   x = 43,720,300,836/131,620
6. Step 6: Final answer
   x = 332,170.65