Finding the Third Proportional to 2,658,736 and 5,798,680

Step by Step Solution

1. Step 1: Write the proportion equation
   2,658,736 : 5,798,680 = 5,798,680 : x
2. Step 2: Convert to fraction form
   2,658,736/5,798,680 = 5,798,680/x
3. Step 3: Cross multiply
   2,658,736x = 5,798,680 × 5,798,680
4. Step 4: Simplify right side
   2,658,736x = 33,624,689,742,400
5. Step 5: Solve for x
   x = 33,624,689,742,400/2,658,736
6. Step 6: Final answer
   x = 12,646,870.45