Finding the Fourth Proportional to 54,141.83, 74,715.89 and 30,268.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,141.83 : 74,715.89 = 30,268.50 : x
2. Step 2: Convert to fraction form
   54,141.83/74,715.89 = 30,268.50/x
3. Step 3: Cross multiply
   54,141.83x = 74,715.89 × 30,268.50
4. Step 4: Simplify right side
   54,141.83x = 2,261,537,765.12
5. Step 5: Solve for x
   x = 2,261,537,765.12/54,141.83
6. Step 6: Final answer
   x = 41,770.62