Finding the Fourth Proportional to 12,131.27, 16,741.91 and 7,351.63

Step by Step Solution

1. Step 1: Write the proportion equation
   12,131.27 : 16,741.91 = 7,351.63 : x
2. Step 2: Convert to fraction form
   12,131.27/16,741.91 = 7,351.63/x
3. Step 3: Cross multiply
   12,131.27x = 16,741.91 × 7,351.63
4. Step 4: Simplify right side
   12,131.27x = 123,080,244.10
5. Step 5: Solve for x
   x = 123,080,244.10/12,131.27
6. Step 6: Final answer
   x = 10,145.71