Finding the Fourth Proportional to 53,243.82, 73,480.23 and 30,586.62

Step by Step Solution

1. Step 1: Write the proportion equation
   53,243.82 : 73,480.23 = 30,586.62 : x
2. Step 2: Convert to fraction form
   53,243.82/73,480.23 = 30,586.62/x
3. Step 3: Cross multiply
   53,243.82x = 73,480.23 × 30,586.62
4. Step 4: Simplify right side
   53,243.82x = 2,247,511,872.52
5. Step 5: Solve for x
   x = 2,247,511,872.52/53,243.82
6. Step 6: Final answer
   x = 42,211.69