Finding the Third Proportional to 10,656.50 and 14,905.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,656.50 : 14,905.50 = 14,905.50 : x
2. Step 2: Convert to fraction form
   10,656.50/14,905.50 = 14,905.50/x
3. Step 3: Cross multiply
   10,656.50x = 14,905.50 × 14,905.50
4. Step 4: Simplify right side
   10,656.50x = 222,173,930.25
5. Step 5: Solve for x
   x = 222,173,930.25/10,656.50
6. Step 6: Final answer
   x = 20,848.68