Finding the Fourth Proportional to 91,932.96, 137,829.24 and 41,978.37

Step by Step Solution

1. Step 1: Write the proportion equation
   91,932.96 : 137,829.24 = 41,978.37 : x
2. Step 2: Convert to fraction form
   91,932.96/137,829.24 = 41,978.37/x
3. Step 3: Cross multiply
   91,932.96x = 137,829.24 × 41,978.37
4. Step 4: Simplify right side
   91,932.96x = 5,785,846,833.54
5. Step 5: Solve for x
   x = 5,785,846,833.54/91,932.96
6. Step 6: Final answer
   x = 62,935.50