Finding the Third Proportional to 1,575,344 and 3,455,653

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,344 : 3,455,653 = 3,455,653 : x
2. Step 2: Convert to fraction form
   1,575,344/3,455,653 = 3,455,653/x
3. Step 3: Cross multiply
   1,575,344x = 3,455,653 × 3,455,653
4. Step 4: Simplify right side
   1,575,344x = 11,941,537,656,409
5. Step 5: Solve for x
   x = 11,941,537,656,409/1,575,344
6. Step 6: Final answer
   x = 7,580,273.04