Finding the Fourth Proportional to 9,851.76, 13,595.55 and 5,375.49

Step by Step Solution

1. Step 1: Write the proportion equation
   9,851.76 : 13,595.55 = 5,375.49 : x
2. Step 2: Convert to fraction form
   9,851.76/13,595.55 = 5,375.49/x
3. Step 3: Cross multiply
   9,851.76x = 13,595.55 × 5,375.49
4. Step 4: Simplify right side
   9,851.76x = 73,082,743.07
5. Step 5: Solve for x
   x = 73,082,743.07/9,851.76
6. Step 6: Final answer
   x = 7,418.24