Finding the Third Proportional to 229,572 and 486,414

Step by Step Solution

1. Step 1: Write the proportion equation
   229,572 : 486,414 = 486,414 : x
2. Step 2: Convert to fraction form
   229,572/486,414 = 486,414/x
3. Step 3: Cross multiply
   229,572x = 486,414 × 486,414
4. Step 4: Simplify right side
   229,572x = 236,598,579,396
5. Step 5: Solve for x
   x = 236,598,579,396/229,572
6. Step 6: Final answer
   x = 1,030,607.30