Finding the Fourth Proportional to 105,764.14, 158,661.06 and 30,889.77

Step by Step Solution

1. Step 1: Write the proportion equation
   105,764.14 : 158,661.06 = 30,889.77 : x
2. Step 2: Convert to fraction form
   105,764.14/158,661.06 = 30,889.77/x
3. Step 3: Cross multiply
   105,764.14x = 158,661.06 × 30,889.77
4. Step 4: Simplify right side
   105,764.14x = 4,901,003,651.36
5. Step 5: Solve for x
   x = 4,901,003,651.36/105,764.14
6. Step 6: Final answer
   x = 46,338.99