Finding the Fourth Proportional to 12,380.91, 17,062.03 and 8,837.97

Step by Step Solution

1. Step 1: Write the proportion equation
   12,380.91 : 17,062.03 = 8,837.97 : x
2. Step 2: Convert to fraction form
   12,380.91/17,062.03 = 8,837.97/x
3. Step 3: Cross multiply
   12,380.91x = 17,062.03 × 8,837.97
4. Step 4: Simplify right side
   12,380.91x = 150,793,623.20
5. Step 5: Solve for x
   x = 150,793,623.20/12,380.91
6. Step 6: Final answer
   x = 12,179.53