Finding the Fourth Proportional to 55,494.72, 76,589.88 and 31,629.96

Step by Step Solution

1. Step 1: Write the proportion equation
   55,494.72 : 76,589.88 = 31,629.96 : x
2. Step 2: Convert to fraction form
   55,494.72/76,589.88 = 31,629.96/x
3. Step 3: Cross multiply
   55,494.72x = 76,589.88 × 31,629.96
4. Step 4: Simplify right side
   55,494.72x = 2,422,534,840.80
5. Step 5: Solve for x
   x = 2,422,534,840.80/55,494.72
6. Step 6: Final answer
   x = 43,653.43