Finding the Fourth Proportional to 105,566.32, 158,357.76 and 30,687.58

Step by Step Solution

1. Step 1: Write the proportion equation
   105,566.32 : 158,357.76 = 30,687.58 : x
2. Step 2: Convert to fraction form
   105,566.32/158,357.76 = 30,687.58/x
3. Step 3: Cross multiply
   105,566.32x = 158,357.76 × 30,687.58
4. Step 4: Simplify right side
   105,566.32x = 4,859,616,428.62
5. Step 5: Solve for x
   x = 4,859,616,428.62/105,566.32
6. Step 6: Final answer
   x = 46,033.78