Finding the Third Proportional to 761,706 and 1,628,388

Step by Step Solution

1. Step 1: Write the proportion equation
   761,706 : 1,628,388 = 1,628,388 : x
2. Step 2: Convert to fraction form
   761,706/1,628,388 = 1,628,388/x
3. Step 3: Cross multiply
   761,706x = 1,628,388 × 1,628,388
4. Step 4: Simplify right side
   761,706x = 2,651,647,478,544
5. Step 5: Solve for x
   x = 2,651,647,478,544/761,706
6. Step 6: Final answer
   x = 3,481,195.47