Finding the Third Proportional to 90,963 and 196,722

Step by Step Solution

1. Step 1: Write the proportion equation
   90,963 : 196,722 = 196,722 : x
2. Step 2: Convert to fraction form
   90,963/196,722 = 196,722/x
3. Step 3: Cross multiply
   90,963x = 196,722 × 196,722
4. Step 4: Simplify right side
   90,963x = 38,699,545,284
5. Step 5: Solve for x
   x = 38,699,545,284/90,963
6. Step 6: Final answer
   x = 425,442.71