Finding the Fourth Proportional to 159,993, 240,028.38 and 49,185

Step by Step Solution

1. Step 1: Write the proportion equation
   159,993 : 240,028.38 = 49,185 : x
2. Step 2: Convert to fraction form
   159,993/240,028.38 = 49,185/x
3. Step 3: Cross multiply
   159,993x = 240,028.38 × 49,185
4. Step 4: Simplify right side
   159,993x = 11,805,795,870.30
5. Step 5: Solve for x
   x = 11,805,795,870.30/159,993
6. Step 6: Final answer
   x = 73,789.45