Finding the Fourth Proportional to 114,885.29, 158,365.99 and 80,800.89

Step by Step Solution

1. Step 1: Write the proportion equation
   114,885.29 : 158,365.99 = 80,800.89 : x
2. Step 2: Convert to fraction form
   114,885.29/158,365.99 = 80,800.89/x
3. Step 3: Cross multiply
   114,885.29x = 158,365.99 × 80,800.89
4. Step 4: Simplify right side
   114,885.29x = 12,796,112,937.73
5. Step 5: Solve for x
   x = 12,796,112,937.73/114,885.29
6. Step 6: Final answer
   x = 111,381.65