Finding the Third Proportional to 345,460 and 749,934

Step by Step Solution

1. Step 1: Write the proportion equation
   345,460 : 749,934 = 749,934 : x
2. Step 2: Convert to fraction form
   345,460/749,934 = 749,934/x
3. Step 3: Cross multiply
   345,460x = 749,934 × 749,934
4. Step 4: Simplify right side
   345,460x = 562,401,004,356
5. Step 5: Solve for x
   x = 562,401,004,356/345,460
6. Step 6: Final answer
   x = 1,627,977.20