Finding the Third Proportional to 1,197,819 and 2,570,886

Step by Step Solution

1. Step 1: Write the proportion equation
   1,197,819 : 2,570,886 = 2,570,886 : x
2. Step 2: Convert to fraction form
   1,197,819/2,570,886 = 2,570,886/x
3. Step 3: Cross multiply
   1,197,819x = 2,570,886 × 2,570,886
4. Step 4: Simplify right side
   1,197,819x = 6,609,454,824,996
5. Step 5: Solve for x
   x = 6,609,454,824,996/1,197,819
6. Step 6: Final answer
   x = 5,517,907.82