Finding the Fourth Proportional to 10,626.16, 16,002.49 and 9,256.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,626.16 : 16,002.49 = 9,256.04 : x
2. Step 2: Convert to fraction form
   10,626.16/16,002.49 = 9,256.04/x
3. Step 3: Cross multiply
   10,626.16x = 16,002.49 × 9,256.04
4. Step 4: Simplify right side
   10,626.16x = 148,119,561.25
5. Step 5: Solve for x
   x = 148,119,561.25/10,626.16
6. Step 6: Final answer
   x = 13,939.14