Finding the Third Proportional to 196,272 and 425,736

Step by Step Solution

1. Step 1: Write the proportion equation
   196,272 : 425,736 = 425,736 : x
2. Step 2: Convert to fraction form
   196,272/425,736 = 425,736/x
3. Step 3: Cross multiply
   196,272x = 425,736 × 425,736
4. Step 4: Simplify right side
   196,272x = 181,251,141,696
5. Step 5: Solve for x
   x = 181,251,141,696/196,272
6. Step 6: Final answer
   x = 923,469.17