Finding the Fourth Proportional to 31,843.72, 43,944.53 and 19,914.04

Step by Step Solution

1. Step 1: Write the proportion equation
   31,843.72 : 43,944.53 = 19,914.04 : x
2. Step 2: Convert to fraction form
   31,843.72/43,944.53 = 19,914.04/x
3. Step 3: Cross multiply
   31,843.72x = 43,944.53 × 19,914.04
4. Step 4: Simplify right side
   31,843.72x = 875,113,128.20
5. Step 5: Solve for x
   x = 875,113,128.20/31,843.72
6. Step 6: Final answer
   x = 27,481.50