Finding the Third Proportional to 173,253.94 and 259,174.69

Step by Step Solution

1. Step 1: Write the proportion equation
   173,253.94 : 259,174.69 = 259,174.69 : x
2. Step 2: Convert to fraction form
   173,253.94/259,174.69 = 259,174.69/x
3. Step 3: Cross multiply
   173,253.94x = 259,174.69 × 259,174.69
4. Step 4: Simplify right side
   173,253.94x = 67,171,518,640.72
5. Step 5: Solve for x
   x = 67,171,518,640.72/173,253.94
6. Step 6: Final answer
   x = 387,705.58