Finding the Third Proportional to 1,726,736 and 3,663,880

Step by Step Solution

1. Step 1: Write the proportion equation
   1,726,736 : 3,663,880 = 3,663,880 : x
2. Step 2: Convert to fraction form
   1,726,736/3,663,880 = 3,663,880/x
3. Step 3: Cross multiply
   1,726,736x = 3,663,880 × 3,663,880
4. Step 4: Simplify right side
   1,726,736x = 13,424,016,654,400
5. Step 5: Solve for x
   x = 13,424,016,654,400/1,726,736
6. Step 6: Final answer
   x = 7,774,214.85