Finding the Fourth Proportional to 9,583.90, 13,225.75 and 5,392.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,583.90 : 13,225.75 = 5,392.15 : x
2. Step 2: Convert to fraction form
   9,583.90/13,225.75 = 5,392.15/x
3. Step 3: Cross multiply
   9,583.90x = 13,225.75 × 5,392.15
4. Step 4: Simplify right side
   9,583.90x = 71,315,227.86
5. Step 5: Solve for x
   x = 71,315,227.86/9,583.90
6. Step 6: Final answer
   x = 7,441.15