Finding the Fourth Proportional to 17,061.12, 25,591.56 and 6,528.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,061.12 : 25,591.56 = 6,528.72 : x
2. Step 2: Convert to fraction form
   17,061.12/25,591.56 = 6,528.72/x
3. Step 3: Cross multiply
   17,061.12x = 25,591.56 × 6,528.72
4. Step 4: Simplify right side
   17,061.12x = 167,080,129.60
5. Step 5: Solve for x
   x = 167,080,129.60/17,061.12
6. Step 6: Final answer
   x = 9,793.03