Finding the Fourth Proportional to 85,947.92, 118,610.04 and 50,140.34

Step by Step Solution

1. Step 1: Write the proportion equation
   85,947.92 : 118,610.04 = 50,140.34 : x
2. Step 2: Convert to fraction form
   85,947.92/118,610.04 = 50,140.34/x
3. Step 3: Cross multiply
   85,947.92x = 118,610.04 × 50,140.34
4. Step 4: Simplify right side
   85,947.92x = 5,947,147,733.01
5. Step 5: Solve for x
   x = 5,947,147,733.01/85,947.92
6. Step 6: Final answer
   x = 69,194.78