Finding the Third Proportional to 664,300 and 1,453,288

Step by Step Solution

1. Step 1: Write the proportion equation
   664,300 : 1,453,288 = 1,453,288 : x
2. Step 2: Convert to fraction form
   664,300/1,453,288 = 1,453,288/x
3. Step 3: Cross multiply
   664,300x = 1,453,288 × 1,453,288
4. Step 4: Simplify right side
   664,300x = 2,112,046,010,944
5. Step 5: Solve for x
   x = 2,112,046,010,944/664,300
6. Step 6: Final answer
   x = 3,179,355.73