Finding the Fourth Proportional to 17,156.64, 23,674.72 and 9,498.40

Step by Step Solution

1. Step 1: Write the proportion equation
   17,156.64 : 23,674.72 = 9,498.40 : x
2. Step 2: Convert to fraction form
   17,156.64/23,674.72 = 9,498.40/x
3. Step 3: Cross multiply
   17,156.64x = 23,674.72 × 9,498.40
4. Step 4: Simplify right side
   17,156.64x = 224,871,960.45
5. Step 5: Solve for x
   x = 224,871,960.45/17,156.64
6. Step 6: Final answer
   x = 13,106.99