Finding the Fourth Proportional to 10,458.79, 14,431.57 and 5,981.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,458.79 : 14,431.57 = 5,981.52 : x
2. Step 2: Convert to fraction form
   10,458.79/14,431.57 = 5,981.52/x
3. Step 3: Cross multiply
   10,458.79x = 14,431.57 × 5,981.52
4. Step 4: Simplify right side
   10,458.79x = 86,322,724.59
5. Step 5: Solve for x
   x = 86,322,724.59/10,458.79
6. Step 6: Final answer
   x = 8,253.61