Finding the Fourth Proportional to 91,940.89, 137,939.01 and 32,768.86

Step by Step Solution

1. Step 1: Write the proportion equation
   91,940.89 : 137,939.01 = 32,768.86 : x
2. Step 2: Convert to fraction form
   91,940.89/137,939.01 = 32,768.86/x
3. Step 3: Cross multiply
   91,940.89x = 137,939.01 × 32,768.86
4. Step 4: Simplify right side
   91,940.89x = 4,520,104,107.23
5. Step 5: Solve for x
   x = 4,520,104,107.23/91,940.89
6. Step 6: Final answer
   x = 49,163.15