Finding the Fourth Proportional to 27,131.96, 37,441.24 and 15,031.94

Step by Step Solution

1. Step 1: Write the proportion equation
   27,131.96 : 37,441.24 = 15,031.94 : x
2. Step 2: Convert to fraction form
   27,131.96/37,441.24 = 15,031.94/x
3. Step 3: Cross multiply
   27,131.96x = 37,441.24 × 15,031.94
4. Step 4: Simplify right side
   27,131.96x = 562,814,248.42
5. Step 5: Solve for x
   x = 562,814,248.42/27,131.96
6. Step 6: Final answer
   x = 20,743.59