Finding the Third Proportional to 1,575,147 and 3,435,390

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,147 : 3,435,390 = 3,435,390 : x
2. Step 2: Convert to fraction form
   1,575,147/3,435,390 = 3,435,390/x
3. Step 3: Cross multiply
   1,575,147x = 3,435,390 × 3,435,390
4. Step 4: Simplify right side
   1,575,147x = 11,801,904,452,100
5. Step 5: Solve for x
   x = 11,801,904,452,100/1,575,147
6. Step 6: Final answer
   x = 7,492,573.36