Finding the Third Proportional to 196,224 and 426,816

Step by Step Solution

1. Step 1: Write the proportion equation
   196,224 : 426,816 = 426,816 : x
2. Step 2: Convert to fraction form
   196,224/426,816 = 426,816/x
3. Step 3: Cross multiply
   196,224x = 426,816 × 426,816
4. Step 4: Simplify right side
   196,224x = 182,171,897,856
5. Step 5: Solve for x
   x = 182,171,897,856/196,224
6. Step 6: Final answer
   x = 928,387.44