Finding the Fourth Proportional to 22,369.37, 30,870.47 and 12,298.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,369.37 : 30,870.47 = 12,298.24 : x
2. Step 2: Convert to fraction form
   22,369.37/30,870.47 = 12,298.24/x
3. Step 3: Cross multiply
   22,369.37x = 30,870.47 × 12,298.24
4. Step 4: Simplify right side
   22,369.37x = 379,652,448.97
5. Step 5: Solve for x
   x = 379,652,448.97/22,369.37
6. Step 6: Final answer
   x = 16,971.98