Finding the Third Proportional to 19,902.38 and 43,628.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,902.38 : 43,628.63 = 43,628.63 : x
2. Step 2: Convert to fraction form
   19,902.38/43,628.63 = 43,628.63/x
3. Step 3: Cross multiply
   19,902.38x = 43,628.63 × 43,628.63
4. Step 4: Simplify right side
   19,902.38x = 1,903,456,919.39
5. Step 5: Solve for x
   x = 1,903,456,919.39/19,902.38
6. Step 6: Final answer
   x = 95,639.69