Finding the Fourth Proportional to 105,597.98, 158,369.16 and 39,057.18

Step by Step Solution

1. Step 1: Write the proportion equation
   105,597.98 : 158,369.16 = 39,057.18 : x
2. Step 2: Convert to fraction form
   105,597.98/158,369.16 = 39,057.18/x
3. Step 3: Cross multiply
   105,597.98x = 158,369.16 × 39,057.18
4. Step 4: Simplify right side
   105,597.98x = 6,185,452,788.57
5. Step 5: Solve for x
   x = 6,185,452,788.57/105,597.98
6. Step 6: Final answer
   x = 58,575.48