Finding the Fourth Proportional to 57,667.37, 79,567.39 and 35,005.80

Step by Step Solution

1. Step 1: Write the proportion equation
   57,667.37 : 79,567.39 = 35,005.80 : x
2. Step 2: Convert to fraction form
   57,667.37/79,567.39 = 35,005.80/x
3. Step 3: Cross multiply
   57,667.37x = 79,567.39 × 35,005.80
4. Step 4: Simplify right side
   57,667.37x = 2,785,320,140.86
5. Step 5: Solve for x
   x = 2,785,320,140.86/57,667.37
6. Step 6: Final answer
   x = 48,299.76