Finding the Fourth Proportional to 10,317.42, 14,238.05 and 5,601.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,317.42 : 14,238.05 = 5,601.78 : x
2. Step 2: Convert to fraction form
   10,317.42/14,238.05 = 5,601.78/x
3. Step 3: Cross multiply
   10,317.42x = 14,238.05 × 5,601.78
4. Step 4: Simplify right side
   10,317.42x = 79,758,395.72
5. Step 5: Solve for x
   x = 79,758,395.72/10,317.42
6. Step 6: Final answer
   x = 7,730.46