Finding the Fourth Proportional to 23,679.82, 32,679.24 and 13,611.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,679.82 : 32,679.24 = 13,611.52 : x
2. Step 2: Convert to fraction form
   23,679.82/32,679.24 = 13,611.52/x
3. Step 3: Cross multiply
   23,679.82x = 32,679.24 × 13,611.52
4. Step 4: Simplify right side
   23,679.82x = 444,814,128.84
5. Step 5: Solve for x
   x = 444,814,128.84/23,679.82
6. Step 6: Final answer
   x = 18,784.52