Finding the Fourth Proportional to 12,546.12, 17,274.24 and 10,653.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,546.12 : 17,274.24 = 10,653.72 : x
2. Step 2: Convert to fraction form
   12,546.12/17,274.24 = 10,653.72/x
3. Step 3: Cross multiply
   12,546.12x = 17,274.24 × 10,653.72
4. Step 4: Simplify right side
   12,546.12x = 184,034,916.17
5. Step 5: Solve for x
   x = 184,034,916.17/12,546.12
6. Step 6: Final answer
   x = 14,668.67