Finding the Fourth Proportional to 55,419.61, 76,380.18 and 41,958.62

Step by Step Solution

1. Step 1: Write the proportion equation
   55,419.61 : 76,380.18 = 41,958.62 : x
2. Step 2: Convert to fraction form
   55,419.61/76,380.18 = 41,958.62/x
3. Step 3: Cross multiply
   55,419.61x = 76,380.18 × 41,958.62
4. Step 4: Simplify right side
   55,419.61x = 3,204,806,948.15
5. Step 5: Solve for x
   x = 3,204,806,948.15/55,419.61
6. Step 6: Final answer
   x = 57,828.04