Finding the Fourth Proportional to 49,191.87, 73,743.98 and 18,019.83

Step by Step Solution

1. Step 1: Write the proportion equation
   49,191.87 : 73,743.98 = 18,019.83 : x
2. Step 2: Convert to fraction form
   49,191.87/73,743.98 = 18,019.83/x
3. Step 3: Cross multiply
   49,191.87x = 73,743.98 × 18,019.83
4. Step 4: Simplify right side
   49,191.87x = 1,328,853,893.02
5. Step 5: Solve for x
   x = 1,328,853,893.02/49,191.87
6. Step 6: Final answer
   x = 27,013.69