Finding the Third Proportional to 42,722 and 91,759

Step by Step Solution

1. Step 1: Write the proportion equation
   42,722 : 91,759 = 91,759 : x
2. Step 2: Convert to fraction form
   42,722/91,759 = 91,759/x
3. Step 3: Cross multiply
   42,722x = 91,759 × 91,759
4. Step 4: Simplify right side
   42,722x = 8,419,714,081
5. Step 5: Solve for x
   x = 8,419,714,081/42,722
6. Step 6: Final answer
   x = 197,081.46