Finding the Fourth Proportional to 10,020.60, 13,828.62 and 5,544.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,020.60 : 13,828.62 = 5,544.42 : x
2. Step 2: Convert to fraction form
   10,020.60/13,828.62 = 5,544.42/x
3. Step 3: Cross multiply
   10,020.60x = 13,828.62 × 5,544.42
4. Step 4: Simplify right side
   10,020.60x = 76,671,677.30
5. Step 5: Solve for x
   x = 76,671,677.30/10,020.60
6. Step 6: Final answer
   x = 7,651.41