Finding the Fourth Proportional to 32,903.82, 45,387.74 and 20,162.72

Step by Step Solution

1. Step 1: Write the proportion equation
   32,903.82 : 45,387.74 = 20,162.72 : x
2. Step 2: Convert to fraction form
   32,903.82/45,387.74 = 20,162.72/x
3. Step 3: Cross multiply
   32,903.82x = 45,387.74 × 20,162.72
4. Step 4: Simplify right side
   32,903.82x = 915,140,456.93
5. Step 5: Solve for x
   x = 915,140,456.93/32,903.82
6. Step 6: Final answer
   x = 27,812.59