Finding the Third Proportional to 1,245,494 and 1,861,758

Step by Step Solution

1. Step 1: Write the proportion equation
   1,245,494 : 1,861,758 = 1,861,758 : x
2. Step 2: Convert to fraction form
   1,245,494/1,861,758 = 1,861,758/x
3. Step 3: Cross multiply
   1,245,494x = 1,861,758 × 1,861,758
4. Step 4: Simplify right side
   1,245,494x = 3,466,142,850,564
5. Step 5: Solve for x
   x = 3,466,142,850,564/1,245,494
6. Step 6: Final answer
   x = 2,782,946.25