Finding the Third Proportional to 19,483 and 42,006.50

Step by Step Solution

1. Step 1: Write the proportion equation
   19,483 : 42,006.50 = 42,006.50 : x
2. Step 2: Convert to fraction form
   19,483/42,006.50 = 42,006.50/x
3. Step 3: Cross multiply
   19,483x = 42,006.50 × 42,006.50
4. Step 4: Simplify right side
   19,483x = 1,764,546,042.25
5. Step 5: Solve for x
   x = 1,764,546,042.25/19,483
6. Step 6: Final answer
   x = 90,568.50