Finding the Third Proportional to 1,557,610 and 3,380,940

Step by Step Solution

1. Step 1: Write the proportion equation
   1,557,610 : 3,380,940 = 3,380,940 : x
2. Step 2: Convert to fraction form
   1,557,610/3,380,940 = 3,380,940/x
3. Step 3: Cross multiply
   1,557,610x = 3,380,940 × 3,380,940
4. Step 4: Simplify right side
   1,557,610x = 11,430,755,283,600
5. Step 5: Solve for x
   x = 11,430,755,283,600/1,557,610
6. Step 6: Final answer
   x = 7,338,650.42