Finding the Fourth Proportional to 91,449.74, 137,108.72 and 41,504.78

Step by Step Solution

1. Step 1: Write the proportion equation
   91,449.74 : 137,108.72 = 41,504.78 : x
2. Step 2: Convert to fraction form
   91,449.74/137,108.72 = 41,504.78/x
3. Step 3: Cross multiply
   91,449.74x = 137,108.72 × 41,504.78
4. Step 4: Simplify right side
   91,449.74x = 5,690,667,259.68
5. Step 5: Solve for x
   x = 5,690,667,259.68/91,449.74
6. Step 6: Final answer
   x = 62,227.27