Finding the Fourth Proportional to 9,457.56, 14,077.60 and 9,317.23

Step by Step Solution

1. Step 1: Write the proportion equation
   9,457.56 : 14,077.60 = 9,317.23 : x
2. Step 2: Convert to fraction form
   9,457.56/14,077.60 = 9,317.23/x
3. Step 3: Cross multiply
   9,457.56x = 14,077.60 × 9,317.23
4. Step 4: Simplify right side
   9,457.56x = 131,164,178.56
5. Step 5: Solve for x
   x = 131,164,178.56/9,457.56
6. Step 6: Final answer
   x = 13,868.71