Finding the Third Proportional to 1,298,029 and 2,840,756

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,029 : 2,840,756 = 2,840,756 : x
2. Step 2: Convert to fraction form
   1,298,029/2,840,756 = 2,840,756/x
3. Step 3: Cross multiply
   1,298,029x = 2,840,756 × 2,840,756
4. Step 4: Simplify right side
   1,298,029x = 8,069,894,651,536
5. Step 5: Solve for x
   x = 8,069,894,651,536/1,298,029
6. Step 6: Final answer
   x = 6,217,037.26