Finding the Third Proportional to 19,628.38 and 42,923.75

Step by Step Solution

1. Step 1: Write the proportion equation
   19,628.38 : 42,923.75 = 42,923.75 : x
2. Step 2: Convert to fraction form
   19,628.38/42,923.75 = 42,923.75/x
3. Step 3: Cross multiply
   19,628.38x = 42,923.75 × 42,923.75
4. Step 4: Simplify right side
   19,628.38x = 1,842,448,314.06
5. Step 5: Solve for x
   x = 1,842,448,314.06/19,628.38
6. Step 6: Final answer
   x = 93,866.57