Finding the Fourth Proportional to 17,304.69, 23,878.85 and 9,749.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,304.69 : 23,878.85 = 9,749.78 : x
2. Step 2: Convert to fraction form
   17,304.69/23,878.85 = 9,749.78/x
3. Step 3: Cross multiply
   17,304.69x = 23,878.85 × 9,749.78
4. Step 4: Simplify right side
   17,304.69x = 232,813,414.76
5. Step 5: Solve for x
   x = 232,813,414.76/17,304.69
6. Step 6: Final answer
   x = 13,453.78