Finding the Fourth Proportional to 23,719.53, 32,732.73 and 13,109.07

Step by Step Solution

1. Step 1: Write the proportion equation
   23,719.53 : 32,732.73 = 13,109.07 : x
2. Step 2: Convert to fraction form
   23,719.53/32,732.73 = 13,109.07/x
3. Step 3: Cross multiply
   23,719.53x = 32,732.73 × 13,109.07
4. Step 4: Simplify right side
   23,719.53x = 429,095,648.86
5. Step 5: Solve for x
   x = 429,095,648.86/23,719.53
6. Step 6: Final answer
   x = 18,090.39