Finding the Third Proportional to 345,865.50 and 752,307

Step by Step Solution

1. Step 1: Write the proportion equation
   345,865.50 : 752,307 = 752,307 : x
2. Step 2: Convert to fraction form
   345,865.50/752,307 = 752,307/x
3. Step 3: Cross multiply
   345,865.50x = 752,307 × 752,307
4. Step 4: Simplify right side
   345,865.50x = 565,965,822,249
5. Step 5: Solve for x
   x = 565,965,822,249/345,865.50
6. Step 6: Final answer
   x = 1,636,375.48