Finding the Third Proportional to 1,276,425 and 1,889,406

Step by Step Solution

1. Step 1: Write the proportion equation
   1,276,425 : 1,889,406 = 1,889,406 : x
2. Step 2: Convert to fraction form
   1,276,425/1,889,406 = 1,889,406/x
3. Step 3: Cross multiply
   1,276,425x = 1,889,406 × 1,889,406
4. Step 4: Simplify right side
   1,276,425x = 3,569,855,032,836
5. Step 5: Solve for x
   x = 3,569,855,032,836/1,276,425
6. Step 6: Final answer
   x = 2,796,760.51