Finding the Fourth Proportional to 12,672.89, 19,011.62 and 4,350.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,672.89 : 19,011.62 = 4,350.76 : x
2. Step 2: Convert to fraction form
   12,672.89/19,011.62 = 4,350.76/x
3. Step 3: Cross multiply
   12,672.89x = 19,011.62 × 4,350.76
4. Step 4: Simplify right side
   12,672.89x = 82,714,995.83
5. Step 5: Solve for x
   x = 82,714,995.83/12,672.89
6. Step 6: Final answer
   x = 6,526.92