Finding the Third Proportional to 196,674 and 425,472

Step by Step Solution

1. Step 1: Write the proportion equation
   196,674 : 425,472 = 425,472 : x
2. Step 2: Convert to fraction form
   196,674/425,472 = 425,472/x
3. Step 3: Cross multiply
   196,674x = 425,472 × 425,472
4. Step 4: Simplify right side
   196,674x = 181,026,422,784
5. Step 5: Solve for x
   x = 181,026,422,784/196,674
6. Step 6: Final answer
   x = 920,439.01