Finding the Fourth Proportional to 22,054.78, 30,436.32 and 11,983.96

Step by Step Solution

1. Step 1: Write the proportion equation
   22,054.78 : 30,436.32 = 11,983.96 : x
2. Step 2: Convert to fraction form
   22,054.78/30,436.32 = 11,983.96/x
3. Step 3: Cross multiply
   22,054.78x = 30,436.32 × 11,983.96
4. Step 4: Simplify right side
   22,054.78x = 364,747,641.43
5. Step 5: Solve for x
   x = 364,747,641.43/22,054.78
6. Step 6: Final answer
   x = 16,538.26