Finding the Third Proportional to 67,830 and 147,336

Step by Step Solution

1. Step 1: Write the proportion equation
   67,830 : 147,336 = 147,336 : x
2. Step 2: Convert to fraction form
   67,830/147,336 = 147,336/x
3. Step 3: Cross multiply
   67,830x = 147,336 × 147,336
4. Step 4: Simplify right side
   67,830x = 21,707,896,896
5. Step 5: Solve for x
   x = 21,707,896,896/67,830
6. Step 6: Final answer
   x = 320,033.86