Finding the Fourth Proportional to 105,832.71, 158,535.81 and 70,314.03

Step by Step Solution

1. Step 1: Write the proportion equation
   105,832.71 : 158,535.81 = 70,314.03 : x
2. Step 2: Convert to fraction form
   105,832.71/158,535.81 = 70,314.03/x
3. Step 3: Cross multiply
   105,832.71x = 158,535.81 × 70,314.03
4. Step 4: Simplify right side
   105,832.71x = 11,147,291,700.41
5. Step 5: Solve for x
   x = 11,147,291,700.41/105,832.71
6. Step 6: Final answer
   x = 105,329.36