Finding the Fourth Proportional to 57,934, 79,949.28 and 32,788.72

Step by Step Solution

1. Step 1: Write the proportion equation
   57,934 : 79,949.28 = 32,788.72 : x
2. Step 2: Convert to fraction form
   57,934/79,949.28 = 32,788.72/x
3. Step 3: Cross multiply
   57,934x = 79,949.28 × 32,788.72
4. Step 4: Simplify right side
   57,934x = 2,621,434,556.12
5. Step 5: Solve for x
   x = 2,621,434,556.12/57,934
6. Step 6: Final answer
   x = 45,248.64