Finding the Fourth Proportional to 32,667.76, 45,080.96 and 18,131.44

Step by Step Solution

1. Step 1: Write the proportion equation
   32,667.76 : 45,080.96 = 18,131.44 : x
2. Step 2: Convert to fraction form
   32,667.76/45,080.96 = 18,131.44/x
3. Step 3: Cross multiply
   32,667.76x = 45,080.96 × 18,131.44
4. Step 4: Simplify right side
   32,667.76x = 817,382,721.38
5. Step 5: Solve for x
   x = 817,382,721.38/32,667.76
6. Step 6: Final answer
   x = 25,021.08