Finding the Fourth Proportional to 47,131.92, 70,680.56 and 13,843.44

Step by Step Solution

1. Step 1: Write the proportion equation
   47,131.92 : 70,680.56 = 13,843.44 : x
2. Step 2: Convert to fraction form
   47,131.92/70,680.56 = 13,843.44/x
3. Step 3: Cross multiply
   47,131.92x = 70,680.56 × 13,843.44
4. Step 4: Simplify right side
   47,131.92x = 978,462,091.53
5. Step 5: Solve for x
   x = 978,462,091.53/47,131.92
6. Step 6: Final answer
   x = 20,760.07