Finding the Third Proportional to 1,299,564 and 1,938,573

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,564 : 1,938,573 = 1,938,573 : x
2. Step 2: Convert to fraction form
   1,299,564/1,938,573 = 1,938,573/x
3. Step 3: Cross multiply
   1,299,564x = 1,938,573 × 1,938,573
4. Step 4: Simplify right side
   1,299,564x = 3,758,065,276,329
5. Step 5: Solve for x
   x = 3,758,065,276,329/1,299,564
6. Step 6: Final answer
   x = 2,891,789.30