Finding the Fourth Proportional to 25,083.91, 37,631.62 and 8,443.49

Step by Step Solution

1. Step 1: Write the proportion equation
   25,083.91 : 37,631.62 = 8,443.49 : x
2. Step 2: Convert to fraction form
   25,083.91/37,631.62 = 8,443.49/x
3. Step 3: Cross multiply
   25,083.91x = 37,631.62 × 8,443.49
4. Step 4: Simplify right side
   25,083.91x = 317,742,323.32
5. Step 5: Solve for x
   x = 317,742,323.32/25,083.91
6. Step 6: Final answer
   x = 12,667.18