Finding the Fourth Proportional to 72,469.68, 108,676.98 and 30,352.56

Step by Step Solution

1. Step 1: Write the proportion equation
   72,469.68 : 108,676.98 = 30,352.56 : x
2. Step 2: Convert to fraction form
   72,469.68/108,676.98 = 30,352.56/x
3. Step 3: Cross multiply
   72,469.68x = 108,676.98 × 30,352.56
4. Step 4: Simplify right side
   72,469.68x = 3,298,624,556.07
5. Step 5: Solve for x
   x = 3,298,624,556.07/72,469.68
6. Step 6: Final answer
   x = 45,517.31