Finding the Fourth Proportional to 16,854.30, 23,263.56 and 9,783

Step by Step Solution

1. Step 1: Write the proportion equation
   16,854.30 : 23,263.56 = 9,783 : x
2. Step 2: Convert to fraction form
   16,854.30/23,263.56 = 9,783/x
3. Step 3: Cross multiply
   16,854.30x = 23,263.56 × 9,783
4. Step 4: Simplify right side
   16,854.30x = 227,587,407.48
5. Step 5: Solve for x
   x = 227,587,407.48/16,854.30
6. Step 6: Final answer
   x = 13,503.23