Finding the Fourth Proportional to 11,013.07, 16,517.50 and 3,115.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,013.07 : 16,517.50 = 3,115.52 : x
2. Step 2: Convert to fraction form
   11,013.07/16,517.50 = 3,115.52/x
3. Step 3: Cross multiply
   11,013.07x = 16,517.50 × 3,115.52
4. Step 4: Simplify right side
   11,013.07x = 51,460,503.43
5. Step 5: Solve for x
   x = 51,460,503.43/11,013.07
6. Step 6: Final answer
   x = 4,672.68