Finding the Fourth Proportional to 55,597.50, 76,724.82 and 30,447

Step by Step Solution

1. Step 1: Write the proportion equation
   55,597.50 : 76,724.82 = 30,447 : x
2. Step 2: Convert to fraction form
   55,597.50/76,724.82 = 30,447/x
3. Step 3: Cross multiply
   55,597.50x = 76,724.82 × 30,447
4. Step 4: Simplify right side
   55,597.50x = 2,336,040,594.54
5. Step 5: Solve for x
   x = 2,336,040,594.54/55,597.50
6. Step 6: Final answer
   x = 42,017.01