Finding the Fourth Proportional to 144,540.82, 216,757.37 and 49,744.50

Step by Step Solution

1. Step 1: Write the proportion equation
   144,540.82 : 216,757.37 = 49,744.50 : x
2. Step 2: Convert to fraction form
   144,540.82/216,757.37 = 49,744.50/x
3. Step 3: Cross multiply
   144,540.82x = 216,757.37 × 49,744.50
4. Step 4: Simplify right side
   144,540.82x = 10,782,485,659.46
5. Step 5: Solve for x
   x = 10,782,485,659.46/144,540.82
6. Step 6: Final answer
   x = 74,598.20