Finding the Fourth Proportional to 61,081.38, 84,290.27 and 33,856.31

Step by Step Solution

1. Step 1: Write the proportion equation
   61,081.38 : 84,290.27 = 33,856.31 : x
2. Step 2: Convert to fraction form
   61,081.38/84,290.27 = 33,856.31/x
3. Step 3: Cross multiply
   61,081.38x = 84,290.27 × 33,856.31
4. Step 4: Simplify right side
   61,081.38x = 2,853,757,552.55
5. Step 5: Solve for x
   x = 2,853,757,552.55/61,081.38
6. Step 6: Final answer
   x = 46,720.58