Finding the Fourth Proportional to 84,144.15, 116,144.73 and 50,177.61

Step by Step Solution

1. Step 1: Write the proportion equation
   84,144.15 : 116,144.73 = 50,177.61 : x
2. Step 2: Convert to fraction form
   84,144.15/116,144.73 = 50,177.61/x
3. Step 3: Cross multiply
   84,144.15x = 116,144.73 × 50,177.61
4. Step 4: Simplify right side
   84,144.15x = 5,827,864,965.50
5. Step 5: Solve for x
   x = 5,827,864,965.50/84,144.15
6. Step 6: Final answer
   x = 69,260.49