Finding the Fourth Proportional to 55,288.16, 76,297.61 and 31,414.83

Step by Step Solution

1. Step 1: Write the proportion equation
   55,288.16 : 76,297.61 = 31,414.83 : x
2. Step 2: Convert to fraction form
   55,288.16/76,297.61 = 31,414.83/x
3. Step 3: Cross multiply
   55,288.16x = 76,297.61 × 31,414.83
4. Step 4: Simplify right side
   55,288.16x = 2,396,876,447.56
5. Step 5: Solve for x
   x = 2,396,876,447.56/55,288.16
6. Step 6: Final answer
   x = 43,352.44