Finding the Fourth Proportional to 32,015.36, 44,128.32 and 21,401.12

Step by Step Solution

1. Step 1: Write the proportion equation
   32,015.36 : 44,128.32 = 21,401.12 : x
2. Step 2: Convert to fraction form
   32,015.36/44,128.32 = 21,401.12/x
3. Step 3: Cross multiply
   32,015.36x = 44,128.32 × 21,401.12
4. Step 4: Simplify right side
   32,015.36x = 944,395,471.72
5. Step 5: Solve for x
   x = 944,395,471.72/32,015.36
6. Step 6: Final answer
   x = 29,498.20