Finding the Fourth Proportional to 5,429.41, 8,144.42 and 2,097.67

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.41 : 8,144.42 = 2,097.67 : x
2. Step 2: Convert to fraction form
   5,429.41/8,144.42 = 2,097.67/x
3. Step 3: Cross multiply
   5,429.41x = 8,144.42 × 2,097.67
4. Step 4: Simplify right side
   5,429.41x = 17,084,305.50
5. Step 5: Solve for x
   x = 17,084,305.50/5,429.41
6. Step 6: Final answer
   x = 3,146.62