Finding the Third Proportional to 91,012 and 196,822

Step by Step Solution

1. Step 1: Write the proportion equation
   91,012 : 196,822 = 196,822 : x
2. Step 2: Convert to fraction form
   91,012/196,822 = 196,822/x
3. Step 3: Cross multiply
   91,012x = 196,822 × 196,822
4. Step 4: Simplify right side
   91,012x = 38,738,899,684
5. Step 5: Solve for x
   x = 38,738,899,684/91,012
6. Step 6: Final answer
   x = 425,646.07