Finding the Fourth Proportional to 17,369.76, 23,970.72 and 10,659.12

Step by Step Solution

1. Step 1: Write the proportion equation
   17,369.76 : 23,970.72 = 10,659.12 : x
2. Step 2: Convert to fraction form
   17,369.76/23,970.72 = 10,659.12/x
3. Step 3: Cross multiply
   17,369.76x = 23,970.72 × 10,659.12
4. Step 4: Simplify right side
   17,369.76x = 255,506,780.97
5. Step 5: Solve for x
   x = 255,506,780.97/17,369.76
6. Step 6: Final answer
   x = 14,709.86