Finding the Fourth Proportional to 110,983.88, 166,836.72 and 89,037.38

Step by Step Solution

1. Step 1: Write the proportion equation
   110,983.88 : 166,836.72 = 89,037.38 : x
2. Step 2: Convert to fraction form
   110,983.88/166,836.72 = 89,037.38/x
3. Step 3: Cross multiply
   110,983.88x = 166,836.72 × 89,037.38
4. Step 4: Simplify right side
   110,983.88x = 14,854,704,436.59
5. Step 5: Solve for x
   x = 14,854,704,436.59/110,983.88
6. Step 6: Final answer
   x = 133,845.60