Finding the Fourth Proportional to 105,764.46, 158,631.12 and 30,864.48

Step by Step Solution

1. Step 1: Write the proportion equation
   105,764.46 : 158,631.12 = 30,864.48 : x
2. Step 2: Convert to fraction form
   105,764.46/158,631.12 = 30,864.48/x
3. Step 3: Cross multiply
   105,764.46x = 158,631.12 × 30,864.48
4. Step 4: Simplify right side
   105,764.46x = 4,896,067,030.62
5. Step 5: Solve for x
   x = 4,896,067,030.62/105,764.46
6. Step 6: Final answer
   x = 46,292.18