Finding the Third Proportional to 30,511.69 and 62,982.56

Step by Step Solution

1. Step 1: Write the proportion equation
   30,511.69 : 62,982.56 = 62,982.56 : x
2. Step 2: Convert to fraction form
   30,511.69/62,982.56 = 62,982.56/x
3. Step 3: Cross multiply
   30,511.69x = 62,982.56 × 62,982.56
4. Step 4: Simplify right side
   30,511.69x = 3,966,803,179.07
5. Step 5: Solve for x
   x = 3,966,803,179.07/30,511.69
6. Step 6: Final answer
   x = 130,009.30