Finding the Fourth Proportional to 17,153.16, 23,667.48 and 10,861.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,153.16 : 23,667.48 = 10,861.92 : x
2. Step 2: Convert to fraction form
   17,153.16/23,667.48 = 10,861.92/x
3. Step 3: Cross multiply
   17,153.16x = 23,667.48 × 10,861.92
4. Step 4: Simplify right side
   17,153.16x = 257,074,274.36
5. Step 5: Solve for x
   x = 257,074,274.36/17,153.16
6. Step 6: Final answer
   x = 14,986.99