Finding the Fourth Proportional to 17,360.48, 23,957.46 and 9,402.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,360.48 : 23,957.46 = 9,402.71 : x
2. Step 2: Convert to fraction form
   17,360.48/23,957.46 = 9,402.71/x
3. Step 3: Cross multiply
   17,360.48x = 23,957.46 × 9,402.71
4. Step 4: Simplify right side
   17,360.48x = 225,265,048.72
5. Step 5: Solve for x
   x = 225,265,048.72/17,360.48
6. Step 6: Final answer
   x = 12,975.74