Finding the Fourth Proportional to 10,018.62, 13,824.79 and 5,768.55

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.62 : 13,824.79 = 5,768.55 : x
2. Step 2: Convert to fraction form
   10,018.62/13,824.79 = 5,768.55/x
3. Step 3: Cross multiply
   10,018.62x = 13,824.79 × 5,768.55
4. Step 4: Simplify right side
   10,018.62x = 79,748,992.35
5. Step 5: Solve for x
   x = 79,748,992.35/10,018.62
6. Step 6: Final answer
   x = 7,960.08