Finding the Fourth Proportional to 8,002.94, 12,004.86 and 2,160.01

Step by Step Solution

1. Step 1: Write the proportion equation
   8,002.94 : 12,004.86 = 2,160.01 : x
2. Step 2: Convert to fraction form
   8,002.94/12,004.86 = 2,160.01/x
3. Step 3: Cross multiply
   8,002.94x = 12,004.86 × 2,160.01
4. Step 4: Simplify right side
   8,002.94x = 25,930,557.62
5. Step 5: Solve for x
   x = 25,930,557.62/8,002.94
6. Step 6: Final answer
   x = 3,240.13