Finding the Third Proportional to 19,470.38 and 42,035.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,470.38 : 42,035.63 = 42,035.63 : x
2. Step 2: Convert to fraction form
   19,470.38/42,035.63 = 42,035.63/x
3. Step 3: Cross multiply
   19,470.38x = 42,035.63 × 42,035.63
4. Step 4: Simplify right side
   19,470.38x = 1,766,993,769.14
5. Step 5: Solve for x
   x = 1,766,993,769.14/19,470.38
6. Step 6: Final answer
   x = 90,752.94