Finding the Fourth Proportional to 32,419.31, 48,609.51 and 12,674.33

Step by Step Solution

1. Step 1: Write the proportion equation
   32,419.31 : 48,609.51 = 12,674.33 : x
2. Step 2: Convert to fraction form
   32,419.31/48,609.51 = 12,674.33/x
3. Step 3: Cross multiply
   32,419.31x = 48,609.51 × 12,674.33
4. Step 4: Simplify right side
   32,419.31x = 616,092,970.88
5. Step 5: Solve for x
   x = 616,092,970.88/32,419.31
6. Step 6: Final answer
   x = 19,003.89