Finding the Fourth Proportional to 22,443.48, 30,971.84 and 12,371.94

Step by Step Solution

1. Step 1: Write the proportion equation
   22,443.48 : 30,971.84 = 12,371.94 : x
2. Step 2: Convert to fraction form
   22,443.48/30,971.84 = 12,371.94/x
3. Step 3: Cross multiply
   22,443.48x = 30,971.84 × 12,371.94
4. Step 4: Simplify right side
   22,443.48x = 383,181,684.31
5. Step 5: Solve for x
   x = 383,181,684.31/22,443.48
6. Step 6: Final answer
   x = 17,073.18