Finding the Fourth Proportional to 9,667.02, 14,497.86 and 3,426.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,667.02 : 14,497.86 = 3,426.21 : x
2. Step 2: Convert to fraction form
   9,667.02/14,497.86 = 3,426.21/x
3. Step 3: Cross multiply
   9,667.02x = 14,497.86 × 3,426.21
4. Step 4: Simplify right side
   9,667.02x = 49,672,712.91
5. Step 5: Solve for x
   x = 49,672,712.91/9,667.02
6. Step 6: Final answer
   x = 5,138.37