Finding the Fourth Proportional to 105,286.45, 157,912.37 and 37,804.51

Step by Step Solution

1. Step 1: Write the proportion equation
   105,286.45 : 157,912.37 = 37,804.51 : x
2. Step 2: Convert to fraction form
   105,286.45/157,912.37 = 37,804.51/x
3. Step 3: Cross multiply
   105,286.45x = 157,912.37 × 37,804.51
4. Step 4: Simplify right side
   105,286.45x = 5,969,799,770.79
5. Step 5: Solve for x
   x = 5,969,799,770.79/105,286.45
6. Step 6: Final answer
   x = 56,700.55