Finding the Third Proportional to 105,292 and 225,056

Step by Step Solution

1. Step 1: Write the proportion equation
   105,292 : 225,056 = 225,056 : x
2. Step 2: Convert to fraction form
   105,292/225,056 = 225,056/x
3. Step 3: Cross multiply
   105,292x = 225,056 × 225,056
4. Step 4: Simplify right side
   105,292x = 50,650,203,136
5. Step 5: Solve for x
   x = 50,650,203,136/105,292
6. Step 6: Final answer
   x = 481,045.12