Finding the Fourth Proportional to 84,789.47, 116,976.16 and 50,799.39

Step by Step Solution

1. Step 1: Write the proportion equation
   84,789.47 : 116,976.16 = 50,799.39 : x
2. Step 2: Convert to fraction form
   84,789.47/116,976.16 = 50,799.39/x
3. Step 3: Cross multiply
   84,789.47x = 116,976.16 × 50,799.39
4. Step 4: Simplify right side
   84,789.47x = 5,942,317,054.51
5. Step 5: Solve for x
   x = 5,942,317,054.51/84,789.47
6. Step 6: Final answer
   x = 70,083.20