Finding the Fourth Proportional to 22,109.69, 30,511.96 and 12,038.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,109.69 : 30,511.96 = 12,038.56 : x
2. Step 2: Convert to fraction form
   22,109.69/30,511.96 = 12,038.56/x
3. Step 3: Cross multiply
   22,109.69x = 30,511.96 × 12,038.56
4. Step 4: Simplify right side
   22,109.69x = 367,319,954.80
5. Step 5: Solve for x
   x = 367,319,954.80/22,109.69
6. Step 6: Final answer
   x = 16,613.53