Finding the Third Proportional to 42,472 and 91,504

Step by Step Solution

1. Step 1: Write the proportion equation
   42,472 : 91,504 = 91,504 : x
2. Step 2: Convert to fraction form
   42,472/91,504 = 91,504/x
3. Step 3: Cross multiply
   42,472x = 91,504 × 91,504
4. Step 4: Simplify right side
   42,472x = 8,372,982,016
5. Step 5: Solve for x
   x = 8,372,982,016/42,472
6. Step 6: Final answer
   x = 197,141.22