Finding the Fourth Proportional to 59,929.12, 82,687.80 and 38,704.72

Step by Step Solution

1. Step 1: Write the proportion equation
   59,929.12 : 82,687.80 = 38,704.72 : x
2. Step 2: Convert to fraction form
   59,929.12/82,687.80 = 38,704.72/x
3. Step 3: Cross multiply
   59,929.12x = 82,687.80 × 38,704.72
4. Step 4: Simplify right side
   59,929.12x = 3,200,408,146.42
5. Step 5: Solve for x
   x = 3,200,408,146.42/59,929.12
6. Step 6: Final answer
   x = 53,403.22