Finding the Third Proportional to 1,218,819 and 2,641,038

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218,819 : 2,641,038 = 2,641,038 : x
2. Step 2: Convert to fraction form
   1,218,819/2,641,038 = 2,641,038/x
3. Step 3: Cross multiply
   1,218,819x = 2,641,038 × 2,641,038
4. Step 4: Simplify right side
   1,218,819x = 6,975,081,717,444
5. Step 5: Solve for x
   x = 6,975,081,717,444/1,218,819
6. Step 6: Final answer
   x = 5,722,819.97