Finding the Fourth Proportional to 23,719.39, 32,732.77 and 13,109.03

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719.39 : 32,732.77 = 13,109.03 : x
2. Step 2: Convert to fraction form
   23,719.39/32,732.77 = 13,109.03/x
3. Step 3: Cross multiply
   23,719.39x = 32,732.77 × 13,109.03
4. Step 4: Simplify right side
   23,719.39x = 429,094,787.21
5. Step 5: Solve for x
   x = 429,094,787.21/23,719.39
6. Step 6: Final answer
   x = 18,090.46