Finding the Fourth Proportional to 85,935.82, 118,583.67 and 50,128.96

Step by Step Solution

1. Step 1: Write the proportion equation
   85,935.82 : 118,583.67 = 50,128.96 : x
2. Step 2: Convert to fraction form
   85,935.82/118,583.67 = 50,128.96/x
3. Step 3: Cross multiply
   85,935.82x = 118,583.67 × 50,128.96
4. Step 4: Simplify right side
   85,935.82x = 5,944,476,050.08
5. Step 5: Solve for x
   x = 5,944,476,050.08/85,935.82
6. Step 6: Final answer
   x = 69,173.44