Finding the Third Proportional to 12,856.13 and 18,801.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,856.13 : 18,801.38 = 18,801.38 : x
2. Step 2: Convert to fraction form
   12,856.13/18,801.38 = 18,801.38/x
3. Step 3: Cross multiply
   12,856.13x = 18,801.38 × 18,801.38
4. Step 4: Simplify right side
   12,856.13x = 353,491,701.89
5. Step 5: Solve for x
   x = 353,491,701.89/12,856.13
6. Step 6: Final answer
   x = 27,495.98