Finding the Third Proportional to 13,082.63 and 26,860.50

Step by Step Solution

1. Step 1: Write the proportion equation
   13,082.63 : 26,860.50 = 26,860.50 : x
2. Step 2: Convert to fraction form
   13,082.63/26,860.50 = 26,860.50/x
3. Step 3: Cross multiply
   13,082.63x = 26,860.50 × 26,860.50
4. Step 4: Simplify right side
   13,082.63x = 721,486,460.25
5. Step 5: Solve for x
   x = 721,486,460.25/13,082.63
6. Step 6: Final answer
   x = 55,148.45