Finding the Fourth Proportional to 17,011.76, 23,476.23 and 9,936.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,011.76 : 23,476.23 = 9,936.81 : x
2. Step 2: Convert to fraction form
   17,011.76/23,476.23 = 9,936.81/x
3. Step 3: Cross multiply
   17,011.76x = 23,476.23 × 9,936.81
4. Step 4: Simplify right side
   17,011.76x = 233,278,837.03
5. Step 5: Solve for x
   x = 233,278,837.03/17,011.76
6. Step 6: Final answer
   x = 13,712.80