Finding the Fourth Proportional to 17,172.72, 25,760.88 and 4,693.68

Step by Step Solution

1. Step 1: Write the proportion equation
   17,172.72 : 25,760.88 = 4,693.68 : x
2. Step 2: Convert to fraction form
   17,172.72/25,760.88 = 4,693.68/x
3. Step 3: Cross multiply
   17,172.72x = 25,760.88 × 4,693.68
4. Step 4: Simplify right side
   17,172.72x = 120,913,327.24
5. Step 5: Solve for x
   x = 120,913,327.24/17,172.72
6. Step 6: Final answer
   x = 7,041.01