Finding the Fourth Proportional to 16,970.83, 23,419.76 and 9,417.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,970.83 : 23,419.76 = 9,417.27 : x
2. Step 2: Convert to fraction form
   16,970.83/23,419.76 = 9,417.27/x
3. Step 3: Cross multiply
   16,970.83x = 23,419.76 × 9,417.27
4. Step 4: Simplify right side
   16,970.83x = 220,550,203.26
5. Step 5: Solve for x
   x = 220,550,203.26/16,970.83
6. Step 6: Final answer
   x = 12,995.84