Finding the Third Proportional to 196,396 and 426,056

Step by Step Solution

1. Step 1: Write the proportion equation
   196,396 : 426,056 = 426,056 : x
2. Step 2: Convert to fraction form
   196,396/426,056 = 426,056/x
3. Step 3: Cross multiply
   196,396x = 426,056 × 426,056
4. Step 4: Simplify right side
   196,396x = 181,523,715,136
5. Step 5: Solve for x
   x = 181,523,715,136/196,396
6. Step 6: Final answer
   x = 924,273.99