Finding the Fourth Proportional to 8,443.91, 12,667.23 and 2,600.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.91 : 12,667.23 = 2,600.52 : x
2. Step 2: Convert to fraction form
   8,443.91/12,667.23 = 2,600.52/x
3. Step 3: Cross multiply
   8,443.91x = 12,667.23 × 2,600.52
4. Step 4: Simplify right side
   8,443.91x = 32,941,384.96
5. Step 5: Solve for x
   x = 32,941,384.96/8,443.91
6. Step 6: Final answer
   x = 3,901.20