Finding the Fourth Proportional to 10,462.78, 15,687.29 and 5,959.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,462.78 : 15,687.29 = 5,959.99 : x
2. Step 2: Convert to fraction form
   10,462.78/15,687.29 = 5,959.99/x
3. Step 3: Cross multiply
   10,462.78x = 15,687.29 × 5,959.99
4. Step 4: Simplify right side
   10,462.78x = 93,496,067.21
5. Step 5: Solve for x
   x = 93,496,067.21/10,462.78
6. Step 6: Final answer
   x = 8,936.07