Finding the Fourth Proportional to 57,293.72, 79,103.88 and 43,840.94

Step by Step Solution

1. Step 1: Write the proportion equation
   57,293.72 : 79,103.88 = 43,840.94 : x
2. Step 2: Convert to fraction form
   57,293.72/79,103.88 = 43,840.94/x
3. Step 3: Cross multiply
   57,293.72x = 79,103.88 × 43,840.94
4. Step 4: Simplify right side
   57,293.72x = 3,467,988,456.85
5. Step 5: Solve for x
   x = 3,467,988,456.85/57,293.72
6. Step 6: Final answer
   x = 60,529.99