Finding the Fourth Proportional to 144,765.83, 217,095.37 and 49,971.89

Step by Step Solution

1. Step 1: Write the proportion equation
   144,765.83 : 217,095.37 = 49,971.89 : x
2. Step 2: Convert to fraction form
   144,765.83/217,095.37 = 49,971.89/x
3. Step 3: Cross multiply
   144,765.83x = 217,095.37 × 49,971.89
4. Step 4: Simplify right side
   144,765.83x = 10,848,665,949.15
5. Step 5: Solve for x
   x = 10,848,665,949.15/144,765.83
6. Step 6: Final answer
   x = 74,939.41