Finding the Fourth Proportional to 16,705.50, 23,053.86 and 9,253.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,705.50 : 23,053.86 = 9,253.50 : x
2. Step 2: Convert to fraction form
   16,705.50/23,053.86 = 9,253.50/x
3. Step 3: Cross multiply
   16,705.50x = 23,053.86 × 9,253.50
4. Step 4: Simplify right side
   16,705.50x = 213,328,893.51
5. Step 5: Solve for x
   x = 213,328,893.51/16,705.50
6. Step 6: Final answer
   x = 12,769.98