Finding the Third Proportional to 42,241 and 90,722

Step by Step Solution

1. Step 1: Write the proportion equation
   42,241 : 90,722 = 90,722 : x
2. Step 2: Convert to fraction form
   42,241/90,722 = 90,722/x
3. Step 3: Cross multiply
   42,241x = 90,722 × 90,722
4. Step 4: Simplify right side
   42,241x = 8,230,481,284
5. Step 5: Solve for x
   x = 8,230,481,284/42,241
6. Step 6: Final answer
   x = 194,845.80