Finding the Fourth Proportional to 12,922.72, 19,387.97 and 4,037.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,922.72 : 19,387.97 = 4,037.69 : x
2. Step 2: Convert to fraction form
   12,922.72/19,387.97 = 4,037.69/x
3. Step 3: Cross multiply
   12,922.72x = 19,387.97 × 4,037.69
4. Step 4: Simplify right side
   12,922.72x = 78,282,671.15
5. Step 5: Solve for x
   x = 78,282,671.15/12,922.72
6. Step 6: Final answer
   x = 6,057.76