Finding the Third Proportional to 67,590 and 100,830

Step by Step Solution

1. Step 1: Write the proportion equation
   67,590 : 100,830 = 100,830 : x
2. Step 2: Convert to fraction form
   67,590/100,830 = 100,830/x
3. Step 3: Cross multiply
   67,590x = 100,830 × 100,830
4. Step 4: Simplify right side
   67,590x = 10,166,688,900
5. Step 5: Solve for x
   x = 10,166,688,900/67,590
6. Step 6: Final answer
   x = 150,417.06