Finding the Third Proportional to 345,132 and 741,494

Step by Step Solution

1. Step 1: Write the proportion equation
   345,132 : 741,494 = 741,494 : x
2. Step 2: Convert to fraction form
   345,132/741,494 = 741,494/x
3. Step 3: Cross multiply
   345,132x = 741,494 × 741,494
4. Step 4: Simplify right side
   345,132x = 549,813,352,036
5. Step 5: Solve for x
   x = 549,813,352,036/345,132
6. Step 6: Final answer
   x = 1,593,052.37