Finding the Fourth Proportional to 9,488.38, 13,093.74 and 5,509.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.38 : 13,093.74 = 5,509.38 : x
2. Step 2: Convert to fraction form
   9,488.38/13,093.74 = 5,509.38/x
3. Step 3: Cross multiply
   9,488.38x = 13,093.74 × 5,509.38
4. Step 4: Simplify right side
   9,488.38x = 72,138,389.28
5. Step 5: Solve for x
   x = 72,138,389.28/9,488.38
6. Step 6: Final answer
   x = 7,602.81