Finding the Third Proportional to 27,920.50 and 43,703.50

Step by Step Solution

1. Step 1: Write the proportion equation
   27,920.50 : 43,703.50 = 43,703.50 : x
2. Step 2: Convert to fraction form
   27,920.50/43,703.50 = 43,703.50/x
3. Step 3: Cross multiply
   27,920.50x = 43,703.50 × 43,703.50
4. Step 4: Simplify right side
   27,920.50x = 1,909,995,912.25
5. Step 5: Solve for x
   x = 1,909,995,912.25/27,920.50
6. Step 6: Final answer
   x = 68,408.37