Finding the Fourth Proportional to 11,016.46, 15,202.29 and 5,980.57

Step by Step Solution

1. Step 1: Write the proportion equation
   11,016.46 : 15,202.29 = 5,980.57 : x
2. Step 2: Convert to fraction form
   11,016.46/15,202.29 = 5,980.57/x
3. Step 3: Cross multiply
   11,016.46x = 15,202.29 × 5,980.57
4. Step 4: Simplify right side
   11,016.46x = 90,918,310.29
5. Step 5: Solve for x
   x = 90,918,310.29/11,016.46
6. Step 6: Final answer
   x = 8,252.95