Finding the Third Proportional to 223,453.69 and 488,404.69

Step by Step Solution

1. Step 1: Write the proportion equation
   223,453.69 : 488,404.69 = 488,404.69 : x
2. Step 2: Convert to fraction form
   223,453.69/488,404.69 = 488,404.69/x
3. Step 3: Cross multiply
   223,453.69x = 488,404.69 × 488,404.69
4. Step 4: Simplify right side
   223,453.69x = 238,539,138,771.97
5. Step 5: Solve for x
   x = 238,539,138,771.97/223,453.69
6. Step 6: Final answer
   x = 1,067,510.42