Finding the Fourth Proportional to 16,782.06, 23,162.31 and 9,709.14

Step by Step Solution

1. Step 1: Write the proportion equation
   16,782.06 : 23,162.31 = 9,709.14 : x
2. Step 2: Convert to fraction form
   16,782.06/23,162.31 = 9,709.14/x
3. Step 3: Cross multiply
   16,782.06x = 23,162.31 × 9,709.14
4. Step 4: Simplify right side
   16,782.06x = 224,886,110.51
5. Step 5: Solve for x
   x = 224,886,110.51/16,782.06
6. Step 6: Final answer
   x = 13,400.39