Finding the Fourth Proportional to 34,704.72, 52,057.35 and 8,409.69

Step by Step Solution

1. Step 1: Write the proportion equation
   34,704.72 : 52,057.35 = 8,409.69 : x
2. Step 2: Convert to fraction form
   34,704.72/52,057.35 = 8,409.69/x
3. Step 3: Cross multiply
   34,704.72x = 52,057.35 × 8,409.69
4. Step 4: Simplify right side
   34,704.72x = 437,786,175.72
5. Step 5: Solve for x
   x = 437,786,175.72/34,704.72
6. Step 6: Final answer
   x = 12,614.60