Finding the Fourth Proportional to 84,142.75, 116,131.88 and 50,170.84

Step by Step Solution

1. Step 1: Write the proportion equation
   84,142.75 : 116,131.88 = 50,170.84 : x
2. Step 2: Convert to fraction form
   84,142.75/116,131.88 = 50,170.84/x
3. Step 3: Cross multiply
   84,142.75x = 116,131.88 × 50,170.84
4. Step 4: Simplify right side
   84,142.75x = 5,826,433,970.38
5. Step 5: Solve for x
   x = 5,826,433,970.38/84,142.75
6. Step 6: Final answer
   x = 69,244.63