Finding the Fourth Proportional to 9,606.10, 13,256.49 and 5,357.44

Step by Step Solution

1. Step 1: Write the proportion equation
   9,606.10 : 13,256.49 = 5,357.44 : x
2. Step 2: Convert to fraction form
   9,606.10/13,256.49 = 5,357.44/x
3. Step 3: Cross multiply
   9,606.10x = 13,256.49 × 5,357.44
4. Step 4: Simplify right side
   9,606.10x = 71,020,886.45
5. Step 5: Solve for x
   x = 71,020,886.45/9,606.10
6. Step 6: Final answer
   x = 7,393.31