Finding the Fourth Proportional to 12,132.64, 16,732.69 and 7,351.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,132.64 : 16,732.69 = 7,351.48 : x
2. Step 2: Convert to fraction form
   12,132.64/16,732.69 = 7,351.48/x
3. Step 3: Cross multiply
   12,132.64x = 16,732.69 × 7,351.48
4. Step 4: Simplify right side
   12,132.64x = 123,010,035.88
5. Step 5: Solve for x
   x = 123,010,035.88/12,132.64
6. Step 6: Final answer
   x = 10,138.77