Finding the Fourth Proportional to 11,510.52, 15,876.72 and 7,028.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,510.52 : 15,876.72 = 7,028.52 : x
2. Step 2: Convert to fraction form
   11,510.52/15,876.72 = 7,028.52/x
3. Step 3: Cross multiply
   11,510.52x = 15,876.72 × 7,028.52
4. Step 4: Simplify right side
   11,510.52x = 111,589,844.05
5. Step 5: Solve for x
   x = 111,589,844.05/11,510.52
6. Step 6: Final answer
   x = 9,694.60