Finding the Fourth Proportional to 32,079.72, 44,272.28 and 20,901.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,079.72 : 44,272.28 = 20,901.72 : x
2. Step 2: Convert to fraction form
   32,079.72/44,272.28 = 20,901.72/x
3. Step 3: Cross multiply
   32,079.72x = 44,272.28 × 20,901.72
4. Step 4: Simplify right side
   32,079.72x = 925,366,800.32
5. Step 5: Solve for x
   x = 925,366,800.32/32,079.72
6. Step 6: Final answer
   x = 28,845.85