Finding the Fourth Proportional to 105,315.57, 158,001.03 and 37,854.45

Step by Step Solution

1. Step 1: Write the proportion equation
   105,315.57 : 158,001.03 = 37,854.45 : x
2. Step 2: Convert to fraction form
   105,315.57/158,001.03 = 37,854.45/x
3. Step 3: Cross multiply
   105,315.57x = 158,001.03 × 37,854.45
4. Step 4: Simplify right side
   105,315.57x = 5,981,042,090.08
5. Step 5: Solve for x
   x = 5,981,042,090.08/105,315.57
6. Step 6: Final answer
   x = 56,791.62