Finding the Third Proportional to 89,644 and 131,873

Step by Step Solution

1. Step 1: Write the proportion equation
   89,644 : 131,873 = 131,873 : x
2. Step 2: Convert to fraction form
   89,644/131,873 = 131,873/x
3. Step 3: Cross multiply
   89,644x = 131,873 × 131,873
4. Step 4: Simplify right side
   89,644x = 17,390,488,129
5. Step 5: Solve for x
   x = 17,390,488,129/89,644
6. Step 6: Final answer
   x = 193,995.00