Finding the Fourth Proportional to 10,013.16, 15,029.15 and 5,086.33

Step by Step Solution

1. Step 1: Write the proportion equation
   10,013.16 : 15,029.15 = 5,086.33 : x
2. Step 2: Convert to fraction form
   10,013.16/15,029.15 = 5,086.33/x
3. Step 3: Cross multiply
   10,013.16x = 15,029.15 × 5,086.33
4. Step 4: Simplify right side
   10,013.16x = 76,443,216.52
5. Step 5: Solve for x
   x = 76,443,216.52/10,013.16
6. Step 6: Final answer
   x = 7,634.27