Finding the Fourth Proportional to 39,367.83, 59,057.69 and 12,704.91

Step by Step Solution

1. Step 1: Write the proportion equation
   39,367.83 : 59,057.69 = 12,704.91 : x
2. Step 2: Convert to fraction form
   39,367.83/59,057.69 = 12,704.91/x
3. Step 3: Cross multiply
   39,367.83x = 59,057.69 × 12,704.91
4. Step 4: Simplify right side
   39,367.83x = 750,322,422.73
5. Step 5: Solve for x
   x = 750,322,422.73/39,367.83
6. Step 6: Final answer
   x = 19,059.28