Finding the Fourth Proportional to 33,080.07, 45,657.71 and 20,344.21

Step by Step Solution

1. Step 1: Write the proportion equation
   33,080.07 : 45,657.71 = 20,344.21 : x
2. Step 2: Convert to fraction form
   33,080.07/45,657.71 = 20,344.21/x
3. Step 3: Cross multiply
   33,080.07x = 45,657.71 × 20,344.21
4. Step 4: Simplify right side
   33,080.07x = 928,870,100.83
5. Step 5: Solve for x
   x = 928,870,100.83/33,080.07
6. Step 6: Final answer
   x = 28,079.45