Finding the Third Proportional to 6,867 and 12,037.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,867 : 12,037.50 = 12,037.50 : x
2. Step 2: Convert to fraction form
   6,867/12,037.50 = 12,037.50/x
3. Step 3: Cross multiply
   6,867x = 12,037.50 × 12,037.50
4. Step 4: Simplify right side
   6,867x = 144,901,406.25
5. Step 5: Solve for x
   x = 144,901,406.25/6,867
6. Step 6: Final answer
   x = 21,101.12