Finding the Fourth Proportional to 105,710.06, 158,588.42 and 30,836.07

Step by Step Solution

1. Step 1: Write the proportion equation
   105,710.06 : 158,588.42 = 30,836.07 : x
2. Step 2: Convert to fraction form
   105,710.06/158,588.42 = 30,836.07/x
3. Step 3: Cross multiply
   105,710.06x = 158,588.42 × 30,836.07
4. Step 4: Simplify right side
   105,710.06x = 4,890,243,620.31
5. Step 5: Solve for x
   x = 4,890,243,620.31/105,710.06
6. Step 6: Final answer
   x = 46,260.91