Finding the Fourth Proportional to 9,456.54, 13,051.61 and 5,480.07

Step by Step Solution

1. Step 1: Write the proportion equation
   9,456.54 : 13,051.61 = 5,480.07 : x
2. Step 2: Convert to fraction form
   9,456.54/13,051.61 = 5,480.07/x
3. Step 3: Cross multiply
   9,456.54x = 13,051.61 × 5,480.07
4. Step 4: Simplify right side
   9,456.54x = 71,523,709.01
5. Step 5: Solve for x
   x = 71,523,709.01/9,456.54
6. Step 6: Final answer
   x = 7,563.41