Finding the Fourth Proportional to 9,671.68, 13,348.02 and 5,423.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,671.68 : 13,348.02 = 5,423.41 : x
2. Step 2: Convert to fraction form
   9,671.68/13,348.02 = 5,423.41/x
3. Step 3: Cross multiply
   9,671.68x = 13,348.02 × 5,423.41
4. Step 4: Simplify right side
   9,671.68x = 72,391,785.15
5. Step 5: Solve for x
   x = 72,391,785.15/9,671.68
6. Step 6: Final answer
   x = 7,484.92