Finding the Fourth Proportional to 22,037.32, 30,411.82 and 11,965.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,037.32 : 30,411.82 = 11,965.78 : x
2. Step 2: Convert to fraction form
   22,037.32/30,411.82 = 11,965.78/x
3. Step 3: Cross multiply
   22,037.32x = 30,411.82 × 11,965.78
4. Step 4: Simplify right side
   22,037.32x = 363,901,147.52
5. Step 5: Solve for x
   x = 363,901,147.52/22,037.32
6. Step 6: Final answer
   x = 16,512.95