Finding the Fourth Proportional to 31,456.32, 43,410.63 and 17,309.16

Step by Step Solution

1. Step 1: Write the proportion equation
   31,456.32 : 43,410.63 = 17,309.16 : x
2. Step 2: Convert to fraction form
   31,456.32/43,410.63 = 17,309.16/x
3. Step 3: Cross multiply
   31,456.32x = 43,410.63 × 17,309.16
4. Step 4: Simplify right side
   31,456.32x = 751,401,540.37
5. Step 5: Solve for x
   x = 751,401,540.37/31,456.32
6. Step 6: Final answer
   x = 23,887.14