Finding the Fourth Proportional to 9,834.41, 13,571.65 and 5,358.25

Step by Step Solution

1. Step 1: Write the proportion equation
   9,834.41 : 13,571.65 = 5,358.25 : x
2. Step 2: Convert to fraction form
   9,834.41/13,571.65 = 5,358.25/x
3. Step 3: Cross multiply
   9,834.41x = 13,571.65 × 5,358.25
4. Step 4: Simplify right side
   9,834.41x = 72,720,317.27
5. Step 5: Solve for x
   x = 72,720,317.27/9,834.41
6. Step 6: Final answer
   x = 7,394.47