Finding the Fourth Proportional to 10,018.01, 13,824.98 and 5,541.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,018.01 : 13,824.98 = 5,541.65 : x
2. Step 2: Convert to fraction form
   10,018.01/13,824.98 = 5,541.65/x
3. Step 3: Cross multiply
   10,018.01x = 13,824.98 × 5,541.65
4. Step 4: Simplify right side
   10,018.01x = 76,613,176.21
5. Step 5: Solve for x
   x = 76,613,176.21/10,018.01
6. Step 6: Final answer
   x = 7,647.54