Finding the Fourth Proportional to 12,903.84, 17,797.68 and 8,189.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,903.84 : 17,797.68 = 8,189.52 : x
2. Step 2: Convert to fraction form
   12,903.84/17,797.68 = 8,189.52/x
3. Step 3: Cross multiply
   12,903.84x = 17,797.68 × 8,189.52
4. Step 4: Simplify right side
   12,903.84x = 145,754,456.31
5. Step 5: Solve for x
   x = 145,754,456.31/12,903.84
6. Step 6: Final answer
   x = 11,295.43