Finding the Fourth Proportional to 12,704.68, 19,050.52 and 5,307.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,704.68 : 19,050.52 = 5,307.12 : x
2. Step 2: Convert to fraction form
   12,704.68/19,050.52 = 5,307.12/x
3. Step 3: Cross multiply
   12,704.68x = 19,050.52 × 5,307.12
4. Step 4: Simplify right side
   12,704.68x = 101,103,395.70
5. Step 5: Solve for x
   x = 101,103,395.70/12,704.68
6. Step 6: Final answer
   x = 7,957.96