Finding the Fourth Proportional to 22,313.86, 30,793 and 12,242.05

Step by Step Solution

1. Step 1: Write the proportion equation
   22,313.86 : 30,793 = 12,242.05 : x
2. Step 2: Convert to fraction form
   22,313.86/30,793 = 12,242.05/x
3. Step 3: Cross multiply
   22,313.86x = 30,793 × 12,242.05
4. Step 4: Simplify right side
   22,313.86x = 376,969,445.65
5. Step 5: Solve for x
   x = 376,969,445.65/22,313.86
6. Step 6: Final answer
   x = 16,893.96