Finding the Fourth Proportional to 52,429.46, 72,353.52 and 28,556.60

Step by Step Solution

1. Step 1: Write the proportion equation
   52,429.46 : 72,353.52 = 28,556.60 : x
2. Step 2: Convert to fraction form
   52,429.46/72,353.52 = 28,556.60/x
3. Step 3: Cross multiply
   52,429.46x = 72,353.52 × 28,556.60
4. Step 4: Simplify right side
   52,429.46x = 2,066,170,529.23
5. Step 5: Solve for x
   x = 2,066,170,529.23/52,429.46
6. Step 6: Final answer
   x = 39,408.58