Finding the Fourth Proportional to 12,704.30, 19,044.15 and 5,680.34

Step by Step Solution

1. Step 1: Write the proportion equation
   12,704.30 : 19,044.15 = 5,680.34 : x
2. Step 2: Convert to fraction form
   12,704.30/19,044.15 = 5,680.34/x
3. Step 3: Cross multiply
   12,704.30x = 19,044.15 × 5,680.34
4. Step 4: Simplify right side
   12,704.30x = 108,177,247.01
5. Step 5: Solve for x
   x = 108,177,247.01/12,704.30
6. Step 6: Final answer
   x = 8,515.01