Finding the Fourth Proportional to 83,959.33, 115,863.69 and 45,718.28

Step by Step Solution

1. Step 1: Write the proportion equation
   83,959.33 : 115,863.69 = 45,718.28 : x
2. Step 2: Convert to fraction form
   83,959.33/115,863.69 = 45,718.28/x
3. Step 3: Cross multiply
   83,959.33x = 115,863.69 × 45,718.28
4. Step 4: Simplify right side
   83,959.33x = 5,297,088,392.66
5. Step 5: Solve for x
   x = 5,297,088,392.66/83,959.33
6. Step 6: Final answer
   x = 63,091.13