Finding the Fourth Proportional to 23,659.77, 32,649.28 and 13,587.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,659.77 : 32,649.28 = 13,587.42 : x
2. Step 2: Convert to fraction form
   23,659.77/32,649.28 = 13,587.42/x
3. Step 3: Cross multiply
   23,659.77x = 32,649.28 × 13,587.42
4. Step 4: Simplify right side
   23,659.77x = 443,619,480.06
5. Step 5: Solve for x
   x = 443,619,480.06/23,659.77
6. Step 6: Final answer
   x = 18,749.95