Finding the Fourth Proportional to 17,142.59, 23,656.02 and 10,775.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,142.59 : 23,656.02 = 10,775.72 : x
2. Step 2: Convert to fraction form
   17,142.59/23,656.02 = 10,775.72/x
3. Step 3: Cross multiply
   17,142.59x = 23,656.02 × 10,775.72
4. Step 4: Simplify right side
   17,142.59x = 254,910,529.55
5. Step 5: Solve for x
   x = 254,910,529.55/17,142.59
6. Step 6: Final answer
   x = 14,870.02