Finding the Fourth Proportional to 41,857.31, 62,792.72 and 13,769.21

Step by Step Solution

1. Step 1: Write the proportion equation
   41,857.31 : 62,792.72 = 13,769.21 : x
2. Step 2: Convert to fraction form
   41,857.31/62,792.72 = 13,769.21/x
3. Step 3: Cross multiply
   41,857.31x = 62,792.72 × 13,769.21
4. Step 4: Simplify right side
   41,857.31x = 864,606,148.15
5. Step 5: Solve for x
   x = 864,606,148.15/41,857.31
6. Step 6: Final answer
   x = 20,656.04