Finding the Third Proportional to 6,698.50 and 13,579.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,698.50 : 13,579.50 = 13,579.50 : x
2. Step 2: Convert to fraction form
   6,698.50/13,579.50 = 13,579.50/x
3. Step 3: Cross multiply
   6,698.50x = 13,579.50 × 13,579.50
4. Step 4: Simplify right side
   6,698.50x = 184,402,820.25
5. Step 5: Solve for x
   x = 184,402,820.25/6,698.50
6. Step 6: Final answer
   x = 27,528.97