Finding the Fourth Proportional to 10,367.91, 14,307.83 and 5,891.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,367.91 : 14,307.83 = 5,891.78 : x
2. Step 2: Convert to fraction form
   10,367.91/14,307.83 = 5,891.78/x
3. Step 3: Cross multiply
   10,367.91x = 14,307.83 × 5,891.78
4. Step 4: Simplify right side
   10,367.91x = 84,298,586.64
5. Step 5: Solve for x
   x = 84,298,586.64/10,367.91
6. Step 6: Final answer
   x = 8,130.72