Finding the Third Proportional to 1,329,420 and 2,899,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,329,420 : 2,899,440 = 2,899,440 : x
2. Step 2: Convert to fraction form
   1,329,420/2,899,440 = 2,899,440/x
3. Step 3: Cross multiply
   1,329,420x = 2,899,440 × 2,899,440
4. Step 4: Simplify right side
   1,329,420x = 8,406,752,313,600
5. Step 5: Solve for x
   x = 8,406,752,313,600/1,329,420
6. Step 6: Final answer
   x = 6,323,624.07