Finding the Third Proportional to 1,340,496 and 2,890,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,496 : 2,890,890 = 2,890,890 : x
2. Step 2: Convert to fraction form
   1,340,496/2,890,890 = 2,890,890/x
3. Step 3: Cross multiply
   1,340,496x = 2,890,890 × 2,890,890
4. Step 4: Simplify right side
   1,340,496x = 8,357,244,992,100
5. Step 5: Solve for x
   x = 8,357,244,992,100/1,340,496
6. Step 6: Final answer
   x = 6,234,442.32