Finding the Third Proportional to 6,012.56 and 13,131.56

Step by Step Solution

1. Step 1: Write the proportion equation
   6,012.56 : 13,131.56 = 13,131.56 : x
2. Step 2: Convert to fraction form
   6,012.56/13,131.56 = 13,131.56/x
3. Step 3: Cross multiply
   6,012.56x = 13,131.56 × 13,131.56
4. Step 4: Simplify right side
   6,012.56x = 172,437,933.69
5. Step 5: Solve for x
   x = 172,437,933.69/6,012.56
6. Step 6: Final answer
   x = 28,679.61