Finding the Fourth Proportional to 55,518.39, 76,615.98 and 30,367.89

Step by Step Solution

1. Step 1: Write the proportion equation
   55,518.39 : 76,615.98 = 30,367.89 : x
2. Step 2: Convert to fraction form
   55,518.39/76,615.98 = 30,367.89/x
3. Step 3: Cross multiply
   55,518.39x = 76,615.98 × 30,367.89
4. Step 4: Simplify right side
   55,518.39x = 2,326,665,652.88
5. Step 5: Solve for x
   x = 2,326,665,652.88/55,518.39
6. Step 6: Final answer
   x = 41,908.02