Finding the Fourth Proportional to 57,899.80, 86,784.90 and 32,951.80

Step by Step Solution

1. Step 1: Write the proportion equation
   57,899.80 : 86,784.90 = 32,951.80 : x
2. Step 2: Convert to fraction form
   57,899.80/86,784.90 = 32,951.80/x
3. Step 3: Cross multiply
   57,899.80x = 86,784.90 × 32,951.80
4. Step 4: Simplify right side
   57,899.80x = 2,859,718,667.82
5. Step 5: Solve for x
   x = 2,859,718,667.82/57,899.80
6. Step 6: Final answer
   x = 49,390.82