Finding the Third Proportional to 6,140.81 and 13,011.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,140.81 : 13,011.89 = 13,011.89 : x
2. Step 2: Convert to fraction form
   6,140.81/13,011.89 = 13,011.89/x
3. Step 3: Cross multiply
   6,140.81x = 13,011.89 × 13,011.89
4. Step 4: Simplify right side
   6,140.81x = 169,309,297.64
5. Step 5: Solve for x
   x = 169,309,297.64/6,140.81
6. Step 6: Final answer
   x = 27,571.16