Finding the Third Proportional to 758,429 and 1,628,384

Step by Step Solution

1. Step 1: Write the proportion equation
   758,429 : 1,628,384 = 1,628,384 : x
2. Step 2: Convert to fraction form
   758,429/1,628,384 = 1,628,384/x
3. Step 3: Cross multiply
   758,429x = 1,628,384 × 1,628,384
4. Step 4: Simplify right side
   758,429x = 2,651,634,451,456
5. Step 5: Solve for x
   x = 2,651,634,451,456/758,429
6. Step 6: Final answer
   x = 3,496,219.75