Finding the Fourth Proportional to 10,245.10, 14,138.56 and 5,768.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,245.10 : 14,138.56 = 5,768.94 : x
2. Step 2: Convert to fraction form
   10,245.10/14,138.56 = 5,768.94/x
3. Step 3: Cross multiply
   10,245.10x = 14,138.56 × 5,768.94
4. Step 4: Simplify right side
   10,245.10x = 81,564,504.33
5. Step 5: Solve for x
   x = 81,564,504.33/10,245.10
6. Step 6: Final answer
   x = 7,961.32