Finding the Fourth Proportional to 8,040.35, 12,061.17 and 2,117.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,040.35 : 12,061.17 = 2,117.22 : x
2. Step 2: Convert to fraction form
   8,040.35/12,061.17 = 2,117.22/x
3. Step 3: Cross multiply
   8,040.35x = 12,061.17 × 2,117.22
4. Step 4: Simplify right side
   8,040.35x = 25,536,150.35
5. Step 5: Solve for x
   x = 25,536,150.35/8,040.35
6. Step 6: Final answer
   x = 3,176.00