Finding the Fourth Proportional to 105,837.63, 158,767.72 and 30,958.17

Step by Step Solution

1. Step 1: Write the proportion equation
   105,837.63 : 158,767.72 = 30,958.17 : x
2. Step 2: Convert to fraction form
   105,837.63/158,767.72 = 30,958.17/x
3. Step 3: Cross multiply
   105,837.63x = 158,767.72 × 30,958.17
4. Step 4: Simplify right side
   105,837.63x = 4,915,157,927.10
5. Step 5: Solve for x
   x = 4,915,157,927.10/105,837.63
6. Step 6: Final answer
   x = 46,440.55