Finding the Third Proportional to 67,976 and 148,240

Step by Step Solution

1. Step 1: Write the proportion equation
   67,976 : 148,240 = 148,240 : x
2. Step 2: Convert to fraction form
   67,976/148,240 = 148,240/x
3. Step 3: Cross multiply
   67,976x = 148,240 × 148,240
4. Step 4: Simplify right side
   67,976x = 21,975,097,600
5. Step 5: Solve for x
   x = 21,975,097,600/67,976
6. Step 6: Final answer
   x = 323,277.30