Finding the Fourth Proportional to 105,743.26, 158,622.18 and 30,864.03

Step by Step Solution

1. Step 1: Write the proportion equation
   105,743.26 : 158,622.18 = 30,864.03 : x
2. Step 2: Convert to fraction form
   105,743.26/158,622.18 = 30,864.03/x
3. Step 3: Cross multiply
   105,743.26x = 158,622.18 × 30,864.03
4. Step 4: Simplify right side
   105,743.26x = 4,895,719,722.19
5. Step 5: Solve for x
   x = 4,895,719,722.19/105,743.26
6. Step 6: Final answer
   x = 46,298.17