Finding the Fourth Proportional to 173,116.05, 259,517.34 and 67,906.77

Step by Step Solution

1. Step 1: Write the proportion equation
   173,116.05 : 259,517.34 = 67,906.77 : x
2. Step 2: Convert to fraction form
   173,116.05/259,517.34 = 67,906.77/x
3. Step 3: Cross multiply
   173,116.05x = 259,517.34 × 67,906.77
4. Step 4: Simplify right side
   173,116.05x = 17,622,984,318.39
5. Step 5: Solve for x
   x = 17,622,984,318.39/173,116.05
6. Step 6: Final answer
   x = 101,798.67