Finding the Fourth Proportional to 54,483.49, 75,179.03 and 30,605.59

Step by Step Solution

1. Step 1: Write the proportion equation
   54,483.49 : 75,179.03 = 30,605.59 : x
2. Step 2: Convert to fraction form
   54,483.49/75,179.03 = 30,605.59/x
3. Step 3: Cross multiply
   54,483.49x = 75,179.03 × 30,605.59
4. Step 4: Simplify right side
   54,483.49x = 2,300,898,568.78
5. Step 5: Solve for x
   x = 2,300,898,568.78/54,483.49
6. Step 6: Final answer
   x = 42,231.12