Finding the Fourth Proportional to 16,941.39, 23,401.41 and 13,011.07

Step by Step Solution

1. Step 1: Write the proportion equation
   16,941.39 : 23,401.41 = 13,011.07 : x
2. Step 2: Convert to fraction form
   16,941.39/23,401.41 = 13,011.07/x
3. Step 3: Cross multiply
   16,941.39x = 23,401.41 × 13,011.07
4. Step 4: Simplify right side
   16,941.39x = 304,477,383.61
5. Step 5: Solve for x
   x = 304,477,383.61/16,941.39
6. Step 6: Final answer
   x = 17,972.40