Finding the Fourth Proportional to 55,597.56, 76,724.82 and 30,447.06

Step by Step Solution

1. Step 1: Write the proportion equation
   55,597.56 : 76,724.82 = 30,447.06 : x
2. Step 2: Convert to fraction form
   55,597.56/76,724.82 = 30,447.06/x
3. Step 3: Cross multiply
   55,597.56x = 76,724.82 × 30,447.06
4. Step 4: Simplify right side
   55,597.56x = 2,336,045,198.03
5. Step 5: Solve for x
   x = 2,336,045,198.03/55,597.56
6. Step 6: Final answer
   x = 42,017.05