Finding the Fourth Proportional to 22,401.79, 30,914.23 and 12,330.01

Step by Step Solution

1. Step 1: Write the proportion equation
   22,401.79 : 30,914.23 = 12,330.01 : x
2. Step 2: Convert to fraction form
   22,401.79/30,914.23 = 12,330.01/x
3. Step 3: Cross multiply
   22,401.79x = 30,914.23 × 12,330.01
4. Step 4: Simplify right side
   22,401.79x = 381,172,703.39
5. Step 5: Solve for x
   x = 381,172,703.39/22,401.79
6. Step 6: Final answer
   x = 17,015.28