Finding the Third Proportional to 1,245,493 and 1,861,755

Step by Step Solution

1. Step 1: Write the proportion equation
   1,245,493 : 1,861,755 = 1,861,755 : x
2. Step 2: Convert to fraction form
   1,245,493/1,861,755 = 1,861,755/x
3. Step 3: Cross multiply
   1,245,493x = 1,861,755 × 1,861,755
4. Step 4: Simplify right side
   1,245,493x = 3,466,131,680,025
5. Step 5: Solve for x
   x = 3,466,131,680,025/1,245,493
6. Step 6: Final answer
   x = 2,782,939.51