Finding the Fourth Proportional to 9,453.78, 13,045.41 and 5,262.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,453.78 : 13,045.41 = 5,262.42 : x
2. Step 2: Convert to fraction form
   9,453.78/13,045.41 = 5,262.42/x
3. Step 3: Cross multiply
   9,453.78x = 13,045.41 × 5,262.42
4. Step 4: Simplify right side
   9,453.78x = 68,650,426.49
5. Step 5: Solve for x
   x = 68,650,426.49/9,453.78
6. Step 6: Final answer
   x = 7,261.69