Finding the Third Proportional to 6,666 and 13,507.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,666 : 13,507.50 = 13,507.50 : x
2. Step 2: Convert to fraction form
   6,666/13,507.50 = 13,507.50/x
3. Step 3: Cross multiply
   6,666x = 13,507.50 × 13,507.50
4. Step 4: Simplify right side
   6,666x = 182,452,556.25
5. Step 5: Solve for x
   x = 182,452,556.25/6,666
6. Step 6: Final answer
   x = 27,370.62