Finding the Third Proportional to 146,145.75 and 314,049

Step by Step Solution

1. Step 1: Write the proportion equation
   146,145.75 : 314,049 = 314,049 : x
2. Step 2: Convert to fraction form
   146,145.75/314,049 = 314,049/x
3. Step 3: Cross multiply
   146,145.75x = 314,049 × 314,049
4. Step 4: Simplify right side
   146,145.75x = 98,626,774,401
5. Step 5: Solve for x
   x = 98,626,774,401/146,145.75
6. Step 6: Final answer
   x = 674,852.16