Finding the Fourth Proportional to 105,318.07, 158,004.78 and 37,856.95

Step by Step Solution

1. Step 1: Write the proportion equation
   105,318.07 : 158,004.78 = 37,856.95 : x
2. Step 2: Convert to fraction form
   105,318.07/158,004.78 = 37,856.95/x
3. Step 3: Cross multiply
   105,318.07x = 158,004.78 × 37,856.95
4. Step 4: Simplify right side
   105,318.07x = 5,981,579,056.22
5. Step 5: Solve for x
   x = 5,981,579,056.22/105,318.07
6. Step 6: Final answer
   x = 56,795.37