Finding the Fourth Proportional to 9,688.17, 14,510.37 and 9,469.47

Step by Step Solution

1. Step 1: Write the proportion equation
   9,688.17 : 14,510.37 = 9,469.47 : x
2. Step 2: Convert to fraction form
   9,688.17/14,510.37 = 9,469.47/x
3. Step 3: Cross multiply
   9,688.17x = 14,510.37 × 9,469.47
4. Step 4: Simplify right side
   9,688.17x = 137,405,513.40
5. Step 5: Solve for x
   x = 137,405,513.40/9,688.17
6. Step 6: Final answer
   x = 14,182.81