Finding the Fourth Proportional to 19,196.42, 28,797.05 and 7,508.12

Step by Step Solution

1. Step 1: Write the proportion equation
   19,196.42 : 28,797.05 = 7,508.12 : x
2. Step 2: Convert to fraction form
   19,196.42/28,797.05 = 7,508.12/x
3. Step 3: Cross multiply
   19,196.42x = 28,797.05 × 7,508.12
4. Step 4: Simplify right side
   19,196.42x = 216,211,581.83
5. Step 5: Solve for x
   x = 216,211,581.83/19,196.42
6. Step 6: Final answer
   x = 11,263.12