Finding the Fourth Proportional to 22,380.06, 30,883.83 and 12,308.49

Step by Step Solution

1. Step 1: Write the proportion equation
   22,380.06 : 30,883.83 = 12,308.49 : x
2. Step 2: Convert to fraction form
   22,380.06/30,883.83 = 12,308.49/x
3. Step 3: Cross multiply
   22,380.06x = 30,883.83 × 12,308.49
4. Step 4: Simplify right side
   22,380.06x = 380,133,312.72
5. Step 5: Solve for x
   x = 380,133,312.72/22,380.06
6. Step 6: Final answer
   x = 16,985.36