Finding the Fourth Proportional to 9,158.99, 13,738.46 and 3,314.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,158.99 : 13,738.46 = 3,314.23 : x
2. Step 2: Convert to fraction form
   9,158.99/13,738.46 = 3,314.23/x
3. Step 3: Cross multiply
   9,158.99x = 13,738.46 × 3,314.23
4. Step 4: Simplify right side
   9,158.99x = 45,532,365.37
5. Step 5: Solve for x
   x = 45,532,365.37/9,158.99
6. Step 6: Final answer
   x = 4,971.33