Finding the Fourth Proportional to 22,443.96, 30,971.27 and 12,372.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,443.96 : 30,971.27 = 12,372.48 : x
2. Step 2: Convert to fraction form
   22,443.96/30,971.27 = 12,372.48/x
3. Step 3: Cross multiply
   22,443.96x = 30,971.27 × 12,372.48
4. Step 4: Simplify right side
   22,443.96x = 383,191,356.79
5. Step 5: Solve for x
   x = 383,191,356.79/22,443.96
6. Step 6: Final answer
   x = 17,073.25