Finding the Fourth Proportional to 9,477.23, 13,078.43 and 5,499.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,477.23 : 13,078.43 = 5,499.03 : x
2. Step 2: Convert to fraction form
   9,477.23/13,078.43 = 5,499.03/x
3. Step 3: Cross multiply
   9,477.23x = 13,078.43 × 5,499.03
4. Step 4: Simplify right side
   9,477.23x = 71,918,678.92
5. Step 5: Solve for x
   x = 71,918,678.92/9,477.23
6. Step 6: Final answer
   x = 7,588.58