Finding the Fourth Proportional to 16,498.56, 22,763.04 and 9,785.28

Step by Step Solution

1. Step 1: Write the proportion equation
   16,498.56 : 22,763.04 = 9,785.28 : x
2. Step 2: Convert to fraction form
   16,498.56/22,763.04 = 9,785.28/x
3. Step 3: Cross multiply
   16,498.56x = 22,763.04 × 9,785.28
4. Step 4: Simplify right side
   16,498.56x = 222,742,720.05
5. Step 5: Solve for x
   x = 222,742,720.05/16,498.56
6. Step 6: Final answer
   x = 13,500.74