Finding the Third Proportional to 229,790 and 486,076

Step by Step Solution

1. Step 1: Write the proportion equation
   229,790 : 486,076 = 486,076 : x
2. Step 2: Convert to fraction form
   229,790/486,076 = 486,076/x
3. Step 3: Cross multiply
   229,790x = 486,076 × 486,076
4. Step 4: Simplify right side
   229,790x = 236,269,877,776
5. Step 5: Solve for x
   x = 236,269,877,776/229,790
6. Step 6: Final answer
   x = 1,028,199.13