Finding the Fourth Proportional to 12,700.24, 19,037.12 and 5,308.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,700.24 : 19,037.12 = 5,308.96 : x
2. Step 2: Convert to fraction form
   12,700.24/19,037.12 = 5,308.96/x
3. Step 3: Cross multiply
   12,700.24x = 19,037.12 × 5,308.96
4. Step 4: Simplify right side
   12,700.24x = 101,067,308.60
5. Step 5: Solve for x
   x = 101,067,308.60/12,700.24
6. Step 6: Final answer
   x = 7,957.91