Finding the Third Proportional to 118,504.69 and 259,849.69

Step by Step Solution

1. Step 1: Write the proportion equation
   118,504.69 : 259,849.69 = 259,849.69 : x
2. Step 2: Convert to fraction form
   118,504.69/259,849.69 = 259,849.69/x
3. Step 3: Cross multiply
   118,504.69x = 259,849.69 × 259,849.69
4. Step 4: Simplify right side
   118,504.69x = 67,521,860,093.85
5. Step 5: Solve for x
   x = 67,521,860,093.85/118,504.69
6. Step 6: Final answer
   x = 569,782.19