Finding the Third Proportional to 19,760 and 42,800.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,760 : 42,800.50 = 42,800.50 : x
2. Step 2: Convert to fraction form
   19,760/42,800.50 = 42,800.50/x
3. Step 3: Cross multiply
   19,760x = 42,800.50 × 42,800.50
4. Step 4: Simplify right side
   19,760x = 1,831,882,800.25
5. Step 5: Solve for x
   x = 1,831,882,800.25/19,760
6. Step 6: Final answer
   x = 92,706.62