Finding the Fourth Proportional to 10,019.19, 13,826.23 and 5,542.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,019.19 : 13,826.23 = 5,542.84 : x
2. Step 2: Convert to fraction form
   10,019.19/13,826.23 = 5,542.84/x
3. Step 3: Cross multiply
   10,019.19x = 13,826.23 × 5,542.84
4. Step 4: Simplify right side
   10,019.19x = 76,636,580.69
5. Step 5: Solve for x
   x = 76,636,580.69/10,019.19
6. Step 6: Final answer
   x = 7,648.98