Finding the Fourth Proportional to 105,544.31, 158,317.27 and 30,669.53

Step by Step Solution

1. Step 1: Write the proportion equation
   105,544.31 : 158,317.27 = 30,669.53 : x
2. Step 2: Convert to fraction form
   105,544.31/158,317.27 = 30,669.53/x
3. Step 3: Cross multiply
   105,544.31x = 158,317.27 × 30,669.53
4. Step 4: Simplify right side
   105,544.31x = 4,855,515,393.52
5. Step 5: Solve for x
   x = 4,855,515,393.52/105,544.31
6. Step 6: Final answer
   x = 46,004.52