Finding the Third Proportional to 19,481.94 and 42,004.22

Step by Step Solution

1. Step 1: Write the proportion equation
   19,481.94 : 42,004.22 = 42,004.22 : x
2. Step 2: Convert to fraction form
   19,481.94/42,004.22 = 42,004.22/x
3. Step 3: Cross multiply
   19,481.94x = 42,004.22 × 42,004.22
4. Step 4: Simplify right side
   19,481.94x = 1,764,354,392.80
5. Step 5: Solve for x
   x = 1,764,354,392.80/19,481.94
6. Step 6: Final answer
   x = 90,563.60