Finding the Fourth Proportional to 114,778.68, 158,394.45 and 63,789.81

Step by Step Solution

1. Step 1: Write the proportion equation
   114,778.68 : 158,394.45 = 63,789.81 : x
2. Step 2: Convert to fraction form
   114,778.68/158,394.45 = 63,789.81/x
3. Step 3: Cross multiply
   114,778.68x = 158,394.45 × 63,789.81
4. Step 4: Simplify right side
   114,778.68x = 10,103,951,870.55
5. Step 5: Solve for x
   x = 10,103,951,870.55/114,778.68
6. Step 6: Final answer
   x = 88,029.87