Finding the Third Proportional to 345,174.75 and 741,582

Step by Step Solution

1. Step 1: Write the proportion equation
   345,174.75 : 741,582 = 741,582 : x
2. Step 2: Convert to fraction form
   345,174.75/741,582 = 741,582/x
3. Step 3: Cross multiply
   345,174.75x = 741,582 × 741,582
4. Step 4: Simplify right side
   345,174.75x = 549,943,862,724
5. Step 5: Solve for x
   x = 549,943,862,724/345,174.75
6. Step 6: Final answer
   x = 1,593,233.17