Finding the Fourth Proportional to 105,585.07, 158,344.51 and 34,491.50

Step by Step Solution

1. Step 1: Write the proportion equation
   105,585.07 : 158,344.51 = 34,491.50 : x
2. Step 2: Convert to fraction form
   105,585.07/158,344.51 = 34,491.50/x
3. Step 3: Cross multiply
   105,585.07x = 158,344.51 × 34,491.50
4. Step 4: Simplify right side
   105,585.07x = 5,461,539,976.30
5. Step 5: Solve for x
   x = 5,461,539,976.30/105,585.07
6. Step 6: Final answer
   x = 51,726.44