Finding the Third Proportional to 226,802 and 488,272

Step by Step Solution

1. Step 1: Write the proportion equation
   226,802 : 488,272 = 488,272 : x
2. Step 2: Convert to fraction form
   226,802/488,272 = 488,272/x
3. Step 3: Cross multiply
   226,802x = 488,272 × 488,272
4. Step 4: Simplify right side
   226,802x = 238,409,545,984
5. Step 5: Solve for x
   x = 238,409,545,984/226,802
6. Step 6: Final answer
   x = 1,051,179.20