Finding the Third Proportional to 19,370.25 and 42,425.44

Step by Step Solution

1. Step 1: Write the proportion equation
   19,370.25 : 42,425.44 = 42,425.44 : x
2. Step 2: Convert to fraction form
   19,370.25/42,425.44 = 42,425.44/x
3. Step 3: Cross multiply
   19,370.25x = 42,425.44 × 42,425.44
4. Step 4: Simplify right side
   19,370.25x = 1,799,917,747.07
5. Step 5: Solve for x
   x = 1,799,917,747.07/19,370.25
6. Step 6: Final answer
   x = 92,921.76