Finding the Fourth Proportional to 17,744.18, 26,634.72 and 13,069.47

Step by Step Solution

1. Step 1: Write the proportion equation
   17,744.18 : 26,634.72 = 13,069.47 : x
2. Step 2: Convert to fraction form
   17,744.18/26,634.72 = 13,069.47/x
3. Step 3: Cross multiply
   17,744.18x = 26,634.72 × 13,069.47
4. Step 4: Simplify right side
   17,744.18x = 348,101,674.00
5. Step 5: Solve for x
   x = 348,101,674.00/17,744.18
6. Step 6: Final answer
   x = 19,617.79