Finding the Fourth Proportional to 12,019.02, 18,040.05 and 6,829.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,019.02 : 18,040.05 = 6,829.26 : x
2. Step 2: Convert to fraction form
   12,019.02/18,040.05 = 6,829.26/x
3. Step 3: Cross multiply
   12,019.02x = 18,040.05 × 6,829.26
4. Step 4: Simplify right side
   12,019.02x = 123,200,191.86
5. Step 5: Solve for x
   x = 123,200,191.86/12,019.02
6. Step 6: Final answer
   x = 10,250.44