Finding the Fourth Proportional to 105,301.77, 157,863.81 and 49,112.27

Step by Step Solution

1. Step 1: Write the proportion equation
   105,301.77 : 157,863.81 = 49,112.27 : x
2. Step 2: Convert to fraction form
   105,301.77/157,863.81 = 49,112.27/x
3. Step 3: Cross multiply
   105,301.77x = 157,863.81 × 49,112.27
4. Step 4: Simplify right side
   105,301.77x = 7,753,050,796.65
5. Step 5: Solve for x
   x = 7,753,050,796.65/105,301.77
6. Step 6: Final answer
   x = 73,626.97