Finding the Fourth Proportional to 49,091.10, 67,745.78 and 27,870.37

Step by Step Solution

1. Step 1: Write the proportion equation
   49,091.10 : 67,745.78 = 27,870.37 : x
2. Step 2: Convert to fraction form
   49,091.10/67,745.78 = 27,870.37/x
3. Step 3: Cross multiply
   49,091.10x = 67,745.78 × 27,870.37
4. Step 4: Simplify right side
   49,091.10x = 1,888,099,933.71
5. Step 5: Solve for x
   x = 1,888,099,933.71/49,091.10
6. Step 6: Final answer
   x = 38,461.14