Finding the Third Proportional to 91,006 and 196,810

Step by Step Solution

1. Step 1: Write the proportion equation
   91,006 : 196,810 = 196,810 : x
2. Step 2: Convert to fraction form
   91,006/196,810 = 196,810/x
3. Step 3: Cross multiply
   91,006x = 196,810 × 196,810
4. Step 4: Simplify right side
   91,006x = 38,734,176,100
5. Step 5: Solve for x
   x = 38,734,176,100/91,006
6. Step 6: Final answer
   x = 425,622.22