Finding the Fourth Proportional to 105,866.82, 158,597.10 and 65,766.96

Step by Step Solution

1. Step 1: Write the proportion equation
   105,866.82 : 158,597.10 = 65,766.96 : x
2. Step 2: Convert to fraction form
   105,866.82/158,597.10 = 65,766.96/x
3. Step 3: Cross multiply
   105,866.82x = 158,597.10 × 65,766.96
4. Step 4: Simplify right side
   105,866.82x = 10,430,449,131.82
5. Step 5: Solve for x
   x = 10,430,449,131.82/105,866.82
6. Step 6: Final answer
   x = 98,524.25