Finding the Fourth Proportional to 57,616.09, 86,435.93 and 32,667.28

Step by Step Solution

1. Step 1: Write the proportion equation
   57,616.09 : 86,435.93 = 32,667.28 : x
2. Step 2: Convert to fraction form
   57,616.09/86,435.93 = 32,667.28/x
3. Step 3: Cross multiply
   57,616.09x = 86,435.93 × 32,667.28
4. Step 4: Simplify right side
   57,616.09x = 2,823,626,727.37
5. Step 5: Solve for x
   x = 2,823,626,727.37/57,616.09
6. Step 6: Final answer
   x = 49,007.61