Finding the Fourth Proportional to 9,528.34, 13,147.41 and 5,335.78

Step by Step Solution

1. Step 1: Write the proportion equation
   9,528.34 : 13,147.41 = 5,335.78 : x
2. Step 2: Convert to fraction form
   9,528.34/13,147.41 = 5,335.78/x
3. Step 3: Cross multiply
   9,528.34x = 13,147.41 × 5,335.78
4. Step 4: Simplify right side
   9,528.34x = 70,151,687.33
5. Step 5: Solve for x
   x = 70,151,687.33/9,528.34
6. Step 6: Final answer
   x = 7,362.42