Finding the Third Proportional to 1,200,849 and 1,857,375

Step by Step Solution

1. Step 1: Write the proportion equation
   1,200,849 : 1,857,375 = 1,857,375 : x
2. Step 2: Convert to fraction form
   1,200,849/1,857,375 = 1,857,375/x
3. Step 3: Cross multiply
   1,200,849x = 1,857,375 × 1,857,375
4. Step 4: Simplify right side
   1,200,849x = 3,449,841,890,625
5. Step 5: Solve for x
   x = 3,449,841,890,625/1,200,849
6. Step 6: Final answer
   x = 2,872,835.71