Finding the Fourth Proportional to 9,654.50, 13,321.72 and 5,404.44

Step by Step Solution

1. Step 1: Write the proportion equation
   9,654.50 : 13,321.72 = 5,404.44 : x
2. Step 2: Convert to fraction form
   9,654.50/13,321.72 = 5,404.44/x
3. Step 3: Cross multiply
   9,654.50x = 13,321.72 × 5,404.44
4. Step 4: Simplify right side
   9,654.50x = 71,996,436.44
5. Step 5: Solve for x
   x = 71,996,436.44/9,654.50
6. Step 6: Final answer
   x = 7,457.29