Finding the Fourth Proportional to 9,477.48, 13,081.32 and 5,498.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,477.48 : 13,081.32 = 5,498.09 : x
2. Step 2: Convert to fraction form
   9,477.48/13,081.32 = 5,498.09/x
3. Step 3: Cross multiply
   9,477.48x = 13,081.32 × 5,498.09
4. Step 4: Simplify right side
   9,477.48x = 71,922,209.27
5. Step 5: Solve for x
   x = 71,922,209.27/9,477.48
6. Step 6: Final answer
   x = 7,588.75