Finding the Third Proportional to 497,688 and 755,748

Step by Step Solution

1. Step 1: Write the proportion equation
   497,688 : 755,748 = 755,748 : x
2. Step 2: Convert to fraction form
   497,688/755,748 = 755,748/x
3. Step 3: Cross multiply
   497,688x = 755,748 × 755,748
4. Step 4: Simplify right side
   497,688x = 571,155,039,504
5. Step 5: Solve for x
   x = 571,155,039,504/497,688
6. Step 6: Final answer
   x = 1,147,616.66