Finding the Fourth Proportional to 107,810.91, 161,712.72 and 32,928.03

Step by Step Solution

1. Step 1: Write the proportion equation
   107,810.91 : 161,712.72 = 32,928.03 : x
2. Step 2: Convert to fraction form
   107,810.91/161,712.72 = 32,928.03/x
3. Step 3: Cross multiply
   107,810.91x = 161,712.72 × 32,928.03
4. Step 4: Simplify right side
   107,810.91x = 5,324,881,295.54
5. Step 5: Solve for x
   x = 5,324,881,295.54/107,810.91
6. Step 6: Final answer
   x = 49,390.93