Finding the Third Proportional to 41,672 and 89,905

Step by Step Solution

1. Step 1: Write the proportion equation
   41,672 : 89,905 = 89,905 : x
2. Step 2: Convert to fraction form
   41,672/89,905 = 89,905/x
3. Step 3: Cross multiply
   41,672x = 89,905 × 89,905
4. Step 4: Simplify right side
   41,672x = 8,082,909,025
5. Step 5: Solve for x
   x = 8,082,909,025/41,672
6. Step 6: Final answer
   x = 193,964.99