Finding the Fourth Proportional to 23,281.22, 32,128.04 and 12,670.83

Step by Step Solution

1. Step 1: Write the proportion equation
   23,281.22 : 32,128.04 = 12,670.83 : x
2. Step 2: Convert to fraction form
   23,281.22/32,128.04 = 12,670.83/x
3. Step 3: Cross multiply
   23,281.22x = 32,128.04 × 12,670.83
4. Step 4: Simplify right side
   23,281.22x = 407,088,964.75
5. Step 5: Solve for x
   x = 407,088,964.75/23,281.22
6. Step 6: Final answer
   x = 17,485.72