Finding the Fourth Proportional to 9,490.11, 13,093.72 and 5,456.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,490.11 : 13,093.72 = 5,456.72 : x
2. Step 2: Convert to fraction form
   9,490.11/13,093.72 = 5,456.72/x
3. Step 3: Cross multiply
   9,490.11x = 13,093.72 × 5,456.72
4. Step 4: Simplify right side
   9,490.11x = 71,448,709.24
5. Step 5: Solve for x
   x = 71,448,709.24/9,490.11
6. Step 6: Final answer
   x = 7,528.75