Finding the Fourth Proportional to 83,018.39, 114,574.21 and 50,771.87

Step by Step Solution

1. Step 1: Write the proportion equation
   83,018.39 : 114,574.21 = 50,771.87 : x
2. Step 2: Convert to fraction form
   83,018.39/114,574.21 = 50,771.87/x
3. Step 3: Cross multiply
   83,018.39x = 114,574.21 × 50,771.87
4. Step 4: Simplify right side
   83,018.39x = 5,817,146,625.33
5. Step 5: Solve for x
   x = 5,817,146,625.33/83,018.39
6. Step 6: Final answer
   x = 70,070.58