Finding the Fourth Proportional to 9,435.25, 13,020.37 and 5,401.95

Step by Step Solution

1. Step 1: Write the proportion equation
   9,435.25 : 13,020.37 = 5,401.95 : x
2. Step 2: Convert to fraction form
   9,435.25/13,020.37 = 5,401.95/x
3. Step 3: Cross multiply
   9,435.25x = 13,020.37 × 5,401.95
4. Step 4: Simplify right side
   9,435.25x = 70,335,344.35
5. Step 5: Solve for x
   x = 70,335,344.35/9,435.25
6. Step 6: Final answer
   x = 7,454.53