Finding the Fourth Proportional to 113,667.82, 170,514.50 and 92,785.62

Step by Step Solution

1. Step 1: Write the proportion equation
   113,667.82 : 170,514.50 = 92,785.62 : x
2. Step 2: Convert to fraction form
   113,667.82/170,514.50 = 92,785.62/x
3. Step 3: Cross multiply
   113,667.82x = 170,514.50 × 92,785.62
4. Step 4: Simplify right side
   113,667.82x = 15,821,293,339.77
5. Step 5: Solve for x
   x = 15,821,293,339.77/113,667.82
6. Step 6: Final answer
   x = 139,188.85