Finding the Fourth Proportional to 10,317.72, 14,238.09 and 5,601.90

Step by Step Solution

1. Step 1: Write the proportion equation
   10,317.72 : 14,238.09 = 5,601.90 : x
2. Step 2: Convert to fraction form
   10,317.72/14,238.09 = 5,601.90/x
3. Step 3: Cross multiply
   10,317.72x = 14,238.09 × 5,601.90
4. Step 4: Simplify right side
   10,317.72x = 79,760,356.37
5. Step 5: Solve for x
   x = 79,760,356.37/10,317.72
6. Step 6: Final answer
   x = 7,730.42