Finding the Fourth Proportional to 105,158.38, 157,739.76 and 37,694.80

Step by Step Solution

1. Step 1: Write the proportion equation
   105,158.38 : 157,739.76 = 37,694.80 : x
2. Step 2: Convert to fraction form
   105,158.38/157,739.76 = 37,694.80/x
3. Step 3: Cross multiply
   105,158.38x = 157,739.76 × 37,694.80
4. Step 4: Simplify right side
   105,158.38x = 5,945,968,705.25
5. Step 5: Solve for x
   x = 5,945,968,705.25/105,158.38
6. Step 6: Final answer
   x = 56,542.99