Finding the Third Proportional to 1,340,184 and 2,890,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,184 : 2,890,320 = 2,890,320 : x
2. Step 2: Convert to fraction form
   1,340,184/2,890,320 = 2,890,320/x
3. Step 3: Cross multiply
   1,340,184x = 2,890,320 × 2,890,320
4. Step 4: Simplify right side
   1,340,184x = 8,353,949,702,400
5. Step 5: Solve for x
   x = 8,353,949,702,400/1,340,184
6. Step 6: Final answer
   x = 6,233,434.89