Finding the Fourth Proportional to 9,677.91, 14,515.41 and 3,103.21

Step by Step Solution

1. Step 1: Write the proportion equation
   9,677.91 : 14,515.41 = 3,103.21 : x
2. Step 2: Convert to fraction form
   9,677.91/14,515.41 = 3,103.21/x
3. Step 3: Cross multiply
   9,677.91x = 14,515.41 × 3,103.21
4. Step 4: Simplify right side
   9,677.91x = 45,044,365.47
5. Step 5: Solve for x
   x = 45,044,365.47/9,677.91
6. Step 6: Final answer
   x = 4,654.35