Finding the Fourth Proportional to 17,074.76, 25,600.16 and 7,581.90

Step by Step Solution

1. Step 1: Write the proportion equation
   17,074.76 : 25,600.16 = 7,581.90 : x
2. Step 2: Convert to fraction form
   17,074.76/25,600.16 = 7,581.90/x
3. Step 3: Cross multiply
   17,074.76x = 25,600.16 × 7,581.90
4. Step 4: Simplify right side
   17,074.76x = 194,097,853.10
5. Step 5: Solve for x
   x = 194,097,853.10/17,074.76
6. Step 6: Final answer
   x = 11,367.53