Finding the Fourth Proportional to 10,245.72, 14,137.70 and 5,768.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,245.72 : 14,137.70 = 5,768.86 : x
2. Step 2: Convert to fraction form
   10,245.72/14,137.70 = 5,768.86/x
3. Step 3: Cross multiply
   10,245.72x = 14,137.70 × 5,768.86
4. Step 4: Simplify right side
   10,245.72x = 81,558,412.02
5. Step 5: Solve for x
   x = 81,558,412.02/10,245.72
6. Step 6: Final answer
   x = 7,960.24