Finding the Fourth Proportional to 17,328.51, 23,913.31 and 9,370.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,328.51 : 23,913.31 = 9,370.71 : x
2. Step 2: Convert to fraction form
   17,328.51/23,913.31 = 9,370.71/x
3. Step 3: Cross multiply
   17,328.51x = 23,913.31 × 9,370.71
4. Step 4: Simplify right side
   17,328.51x = 224,084,693.15
5. Step 5: Solve for x
   x = 224,084,693.15/17,328.51
6. Step 6: Final answer
   x = 12,931.56