Finding the Fourth Proportional to 23,781.01, 32,817.72 and 13,709.39

Step by Step Solution

1. Step 1: Write the proportion equation
   23,781.01 : 32,817.72 = 13,709.39 : x
2. Step 2: Convert to fraction form
   23,781.01/32,817.72 = 13,709.39/x
3. Step 3: Cross multiply
   23,781.01x = 32,817.72 × 13,709.39
4. Step 4: Simplify right side
   23,781.01x = 449,910,922.39
5. Step 5: Solve for x
   x = 449,910,922.39/23,781.01
6. Step 6: Final answer
   x = 18,918.92