Finding the Fourth Proportional to 105,410.50, 158,136.91 and 38,850.98

Step by Step Solution

1. Step 1: Write the proportion equation
   105,410.50 : 158,136.91 = 38,850.98 : x
2. Step 2: Convert to fraction form
   105,410.50/158,136.91 = 38,850.98/x
3. Step 3: Cross multiply
   105,410.50x = 158,136.91 × 38,850.98
4. Step 4: Simplify right side
   105,410.50x = 6,143,773,039.86
5. Step 5: Solve for x
   x = 6,143,773,039.86/105,410.50
6. Step 6: Final answer
   x = 58,284.26