Finding the Fourth Proportional to 10,975.86, 16,447.50 and 5,765.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,975.86 : 16,447.50 = 5,765.94 : x
2. Step 2: Convert to fraction form
   10,975.86/16,447.50 = 5,765.94/x
3. Step 3: Cross multiply
   10,975.86x = 16,447.50 × 5,765.94
4. Step 4: Simplify right side
   10,975.86x = 94,835,298.15
5. Step 5: Solve for x
   x = 94,835,298.15/10,975.86
6. Step 6: Final answer
   x = 8,640.35