Finding the Fourth Proportional to 10,018.98, 13,825.95 and 5,542.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.98 : 13,825.95 = 5,542.76 : x
2. Step 2: Convert to fraction form
   10,018.98/13,825.95 = 5,542.76/x
3. Step 3: Cross multiply
   10,018.98x = 13,825.95 × 5,542.76
4. Step 4: Simplify right side
   10,018.98x = 76,633,853.49
5. Step 5: Solve for x
   x = 76,633,853.49/10,018.98
6. Step 6: Final answer
   x = 7,648.87