Finding the Third Proportional to 72,830 and 98,399

Step by Step Solution

1. Step 1: Write the proportion equation
   72,830 : 98,399 = 98,399 : x
2. Step 2: Convert to fraction form
   72,830/98,399 = 98,399/x
3. Step 3: Cross multiply
   72,830x = 98,399 × 98,399
4. Step 4: Simplify right side
   72,830x = 9,682,363,201
5. Step 5: Solve for x
   x = 9,682,363,201/72,830
6. Step 6: Final answer
   x = 132,944.71