Finding the Fourth Proportional to 32,613.72, 48,910.34 and 13,893.56

Step by Step Solution

1. Step 1: Write the proportion equation
   32,613.72 : 48,910.34 = 13,893.56 : x
2. Step 2: Convert to fraction form
   32,613.72/48,910.34 = 13,893.56/x
3. Step 3: Cross multiply
   32,613.72x = 48,910.34 × 13,893.56
4. Step 4: Simplify right side
   32,613.72x = 679,538,743.41
5. Step 5: Solve for x
   x = 679,538,743.41/32,613.72
6. Step 6: Final answer
   x = 20,835.98