Finding the Fourth Proportional to 10,021.05, 13,828.05 and 5,544.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,021.05 : 13,828.05 = 5,544.69 : x
2. Step 2: Convert to fraction form
   10,021.05/13,828.05 = 5,544.69/x
3. Step 3: Cross multiply
   10,021.05x = 13,828.05 × 5,544.69
4. Step 4: Simplify right side
   10,021.05x = 76,672,219.49
5. Step 5: Solve for x
   x = 76,672,219.49/10,021.05
6. Step 6: Final answer
   x = 7,651.12