Finding the Third Proportional to 1,329,729 and 2,939,394

Step by Step Solution

1. Step 1: Write the proportion equation
   1,329,729 : 2,939,394 = 2,939,394 : x
2. Step 2: Convert to fraction form
   1,329,729/2,939,394 = 2,939,394/x
3. Step 3: Cross multiply
   1,329,729x = 2,939,394 × 2,939,394
4. Step 4: Simplify right side
   1,329,729x = 8,640,037,087,236
5. Step 5: Solve for x
   x = 8,640,037,087,236/1,329,729
6. Step 6: Final answer
   x = 6,497,592.43