Finding the Fourth Proportional to 55,696.72, 76,863 and 31,827.28

Step by Step Solution

1. Step 1: Write the proportion equation
   55,696.72 : 76,863 = 31,827.28 : x
2. Step 2: Convert to fraction form
   55,696.72/76,863 = 31,827.28/x
3. Step 3: Cross multiply
   55,696.72x = 76,863 × 31,827.28
4. Step 4: Simplify right side
   55,696.72x = 2,446,340,222.64
5. Step 5: Solve for x
   x = 2,446,340,222.64/55,696.72
6. Step 6: Final answer
   x = 43,922.52