Finding the Fourth Proportional to 106,412.41, 159,626.31 and 30,509.83

Step by Step Solution

1. Step 1: Write the proportion equation
   106,412.41 : 159,626.31 = 30,509.83 : x
2. Step 2: Convert to fraction form
   106,412.41/159,626.31 = 30,509.83/x
3. Step 3: Cross multiply
   106,412.41x = 159,626.31 × 30,509.83
4. Step 4: Simplify right side
   106,412.41x = 4,870,171,581.63
5. Step 5: Solve for x
   x = 4,870,171,581.63/106,412.41
6. Step 6: Final answer
   x = 45,766.95