Finding the Fourth Proportional to 23,410.56, 35,128.58 and 8,617.32

Step by Step Solution

1. Step 1: Write the proportion equation
   23,410.56 : 35,128.58 = 8,617.32 : x
2. Step 2: Convert to fraction form
   23,410.56/35,128.58 = 8,617.32/x
3. Step 3: Cross multiply
   23,410.56x = 35,128.58 × 8,617.32
4. Step 4: Simplify right side
   23,410.56x = 302,714,215.01
5. Step 5: Solve for x
   x = 302,714,215.01/23,410.56
6. Step 6: Final answer
   x = 12,930.67