Finding the Fourth Proportional to 12,693.33, 17,517.34 and 7,028.07

Step by Step Solution

1. Step 1: Write the proportion equation
   12,693.33 : 17,517.34 = 7,028.07 : x
2. Step 2: Convert to fraction form
   12,693.33/17,517.34 = 7,028.07/x
3. Step 3: Cross multiply
   12,693.33x = 17,517.34 × 7,028.07
4. Step 4: Simplify right side
   12,693.33x = 123,113,162.86
5. Step 5: Solve for x
   x = 123,113,162.86/12,693.33
6. Step 6: Final answer
   x = 9,699.05