Finding the Third Proportional to 6,705 and 12,422.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,705 : 12,422.50 = 12,422.50 : x
2. Step 2: Convert to fraction form
   6,705/12,422.50 = 12,422.50/x
3. Step 3: Cross multiply
   6,705x = 12,422.50 × 12,422.50
4. Step 4: Simplify right side
   6,705x = 154,318,506.25
5. Step 5: Solve for x
   x = 154,318,506.25/6,705
6. Step 6: Final answer
   x = 23,015.44