Finding the Third Proportional to 231,284 and 504,479

Step by Step Solution

1. Step 1: Write the proportion equation
   231,284 : 504,479 = 504,479 : x
2. Step 2: Convert to fraction form
   231,284/504,479 = 504,479/x
3. Step 3: Cross multiply
   231,284x = 504,479 × 504,479
4. Step 4: Simplify right side
   231,284x = 254,499,061,441
5. Step 5: Solve for x
   x = 254,499,061,441/231,284
6. Step 6: Final answer
   x = 1,100,374.70