Finding the Fourth Proportional to 17,304.89, 23,880.72 and 9,347.11

Step by Step Solution

1. Step 1: Write the proportion equation
   17,304.89 : 23,880.72 = 9,347.11 : x
2. Step 2: Convert to fraction form
   17,304.89/23,880.72 = 9,347.11/x
3. Step 3: Cross multiply
   17,304.89x = 23,880.72 × 9,347.11
4. Step 4: Simplify right side
   17,304.89x = 223,215,692.07
5. Step 5: Solve for x
   x = 223,215,692.07/17,304.89
6. Step 6: Final answer
   x = 12,899.00