Finding the Third Proportional to 1,342,128 and 2,032,740

Step by Step Solution

1. Step 1: Write the proportion equation
   1,342,128 : 2,032,740 = 2,032,740 : x
2. Step 2: Convert to fraction form
   1,342,128/2,032,740 = 2,032,740/x
3. Step 3: Cross multiply
   1,342,128x = 2,032,740 × 2,032,740
4. Step 4: Simplify right side
   1,342,128x = 4,132,031,907,600
5. Step 5: Solve for x
   x = 4,132,031,907,600/1,342,128
6. Step 6: Final answer
   x = 3,078,716.72