Finding the Fourth Proportional to 16,906.33, 23,328.71 and 9,738.58

Step by Step Solution

1. Step 1: Write the proportion equation
   16,906.33 : 23,328.71 = 9,738.58 : x
2. Step 2: Convert to fraction form
   16,906.33/23,328.71 = 9,738.58/x
3. Step 3: Cross multiply
   16,906.33x = 23,328.71 × 9,738.58
4. Step 4: Simplify right side
   16,906.33x = 227,188,508.63
5. Step 5: Solve for x
   x = 227,188,508.63/16,906.33
6. Step 6: Final answer
   x = 13,438.07