Finding the Fourth Proportional to 82,976.07, 114,515.86 and 50,729.61

Step by Step Solution

1. Step 1: Write the proportion equation
   82,976.07 : 114,515.86 = 50,729.61 : x
2. Step 2: Convert to fraction form
   82,976.07/114,515.86 = 50,729.61/x
3. Step 3: Cross multiply
   82,976.07x = 114,515.86 × 50,729.61
4. Step 4: Simplify right side
   82,976.07x = 5,809,344,789.79
5. Step 5: Solve for x
   x = 5,809,344,789.79/82,976.07
6. Step 6: Final answer
   x = 70,012.29