Finding the Third Proportional to 140,232 and 307,680

Step by Step Solution

1. Step 1: Write the proportion equation
   140,232 : 307,680 = 307,680 : x
2. Step 2: Convert to fraction form
   140,232/307,680 = 307,680/x
3. Step 3: Cross multiply
   140,232x = 307,680 × 307,680
4. Step 4: Simplify right side
   140,232x = 94,666,982,400
5. Step 5: Solve for x
   x = 94,666,982,400/140,232
6. Step 6: Final answer
   x = 675,074.04