Finding the Third Proportional to 484,420 and 756,061

Step by Step Solution

1. Step 1: Write the proportion equation
   484,420 : 756,061 = 756,061 : x
2. Step 2: Convert to fraction form
   484,420/756,061 = 756,061/x
3. Step 3: Cross multiply
   484,420x = 756,061 × 756,061
4. Step 4: Simplify right side
   484,420x = 571,628,235,721
5. Step 5: Solve for x
   x = 571,628,235,721/484,420
6. Step 6: Final answer
   x = 1,180,026.08