Finding the Fourth Proportional to 32,778.32, 45,233.98 and 18,633.89

Step by Step Solution

1. Step 1: Write the proportion equation
   32,778.32 : 45,233.98 = 18,633.89 : x
2. Step 2: Convert to fraction form
   32,778.32/45,233.98 = 18,633.89/x
3. Step 3: Cross multiply
   32,778.32x = 45,233.98 × 18,633.89
4. Step 4: Simplify right side
   32,778.32x = 842,885,007.58
5. Step 5: Solve for x
   x = 842,885,007.58/32,778.32
6. Step 6: Final answer
   x = 25,714.71