Finding the Fourth Proportional to 12,681.58, 17,500.14 and 7,016.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,681.58 : 17,500.14 = 7,016.22 : x
2. Step 2: Convert to fraction form
   12,681.58/17,500.14 = 7,016.22/x
3. Step 3: Cross multiply
   12,681.58x = 17,500.14 × 7,016.22
4. Step 4: Simplify right side
   12,681.58x = 122,784,832.27
5. Step 5: Solve for x
   x = 122,784,832.27/12,681.58
6. Step 6: Final answer
   x = 9,682.14