Finding the Fourth Proportional to 32,383.98, 48,568.32 and 12,389.31

Step by Step Solution

1. Step 1: Write the proportion equation
   32,383.98 : 48,568.32 = 12,389.31 : x
2. Step 2: Convert to fraction form
   32,383.98/48,568.32 = 12,389.31/x
3. Step 3: Cross multiply
   32,383.98x = 48,568.32 × 12,389.31
4. Step 4: Simplify right side
   32,383.98x = 601,727,972.66
5. Step 5: Solve for x
   x = 601,727,972.66/32,383.98
6. Step 6: Final answer
   x = 18,581.04