Finding the Fourth Proportional to 17,103.98, 25,663.90 and 7,245.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,103.98 : 25,663.90 = 7,245.56 : x
2. Step 2: Convert to fraction form
   17,103.98/25,663.90 = 7,245.56/x
3. Step 3: Cross multiply
   17,103.98x = 25,663.90 × 7,245.56
4. Step 4: Simplify right side
   17,103.98x = 185,949,327.28
5. Step 5: Solve for x
   x = 185,949,327.28/17,103.98
6. Step 6: Final answer
   x = 10,871.70