Finding the Fourth Proportional to 11,016.49, 15,202.79 and 5,980.73

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.49 : 15,202.79 = 5,980.73 : x
2. Step 2: Convert to fraction form
   11,016.49/15,202.79 = 5,980.73/x
3. Step 3: Cross multiply
   11,016.49x = 15,202.79 × 5,980.73
4. Step 4: Simplify right side
   11,016.49x = 90,923,702.80
5. Step 5: Solve for x
   x = 90,923,702.80/11,016.49
6. Step 6: Final answer
   x = 8,253.42