Finding the Fourth Proportional to 12,699.09, 17,523.31 and 7,032.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,699.09 : 17,523.31 = 7,032.42 : x
2. Step 2: Convert to fraction form
   12,699.09/17,523.31 = 7,032.42/x
3. Step 3: Cross multiply
   12,699.09x = 17,523.31 × 7,032.42
4. Step 4: Simplify right side
   12,699.09x = 123,231,258.13
5. Step 5: Solve for x
   x = 123,231,258.13/12,699.09
6. Step 6: Final answer
   x = 9,703.94