Finding the Fourth Proportional to 105,756.50, 158,617.73 and 30,859.06

Step by Step Solution

1. Step 1: Write the proportion equation
   105,756.50 : 158,617.73 = 30,859.06 : x
2. Step 2: Convert to fraction form
   105,756.50/158,617.73 = 30,859.06/x
3. Step 3: Cross multiply
   105,756.50x = 158,617.73 × 30,859.06
4. Step 4: Simplify right side
   105,756.50x = 4,894,794,047.13
5. Step 5: Solve for x
   x = 4,894,794,047.13/105,756.50
6. Step 6: Final answer
   x = 46,283.62