Finding the Third Proportional to 19,692 and 43,211.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,692 : 43,211.50 = 43,211.50 : x
2. Step 2: Convert to fraction form
   19,692/43,211.50 = 43,211.50/x
3. Step 3: Cross multiply
   19,692x = 43,211.50 × 43,211.50
4. Step 4: Simplify right side
   19,692x = 1,867,233,732.25
5. Step 5: Solve for x
   x = 1,867,233,732.25/19,692
6. Step 6: Final answer
   x = 94,821.94