Finding the Fourth Proportional to 114,885.16, 158,365.82 and 80,800.77

Step by Step Solution

1. Step 1: Write the proportion equation
   114,885.16 : 158,365.82 = 80,800.77 : x
2. Step 2: Convert to fraction form
   114,885.16/158,365.82 = 80,800.77/x
3. Step 3: Cross multiply
   114,885.16x = 158,365.82 × 80,800.77
4. Step 4: Simplify right side
   114,885.16x = 12,796,079,397.76
5. Step 5: Solve for x
   x = 12,796,079,397.76/114,885.16
6. Step 6: Final answer
   x = 111,381.48