Finding the Third Proportional to 616,638 and 1,345,032

Step by Step Solution

1. Step 1: Write the proportion equation
   616,638 : 1,345,032 = 1,345,032 : x
2. Step 2: Convert to fraction form
   616,638/1,345,032 = 1,345,032/x
3. Step 3: Cross multiply
   616,638x = 1,345,032 × 1,345,032
4. Step 4: Simplify right side
   616,638x = 1,809,111,081,024
5. Step 5: Solve for x
   x = 1,809,111,081,024/616,638
6. Step 6: Final answer
   x = 2,933,830.03