Finding the Third Proportional to 1,288,814 and 1,893,758

Step by Step Solution

1. Step 1: Write the proportion equation
   1,288,814 : 1,893,758 = 1,893,758 : x
2. Step 2: Convert to fraction form
   1,288,814/1,893,758 = 1,893,758/x
3. Step 3: Cross multiply
   1,288,814x = 1,893,758 × 1,893,758
4. Step 4: Simplify right side
   1,288,814x = 3,586,319,362,564
5. Step 5: Solve for x
   x = 3,586,319,362,564/1,288,814
6. Step 6: Final answer
   x = 2,782,650.84