Finding the Fourth Proportional to 83,145.80, 114,704.75 and 50,881.97

Step by Step Solution

1. Step 1: Write the proportion equation
   83,145.80 : 114,704.75 = 50,881.97 : x
2. Step 2: Convert to fraction form
   83,145.80/114,704.75 = 50,881.97/x
3. Step 3: Cross multiply
   83,145.80x = 114,704.75 × 50,881.97
4. Step 4: Simplify right side
   83,145.80x = 5,836,404,062.32
5. Step 5: Solve for x
   x = 5,836,404,062.32/83,145.80
6. Step 6: Final answer
   x = 70,194.81