Finding the Third Proportional to 1,449,724 and 3,074,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449,724 : 3,074,840 = 3,074,840 : x
2. Step 2: Convert to fraction form
   1,449,724/3,074,840 = 3,074,840/x
3. Step 3: Cross multiply
   1,449,724x = 3,074,840 × 3,074,840
4. Step 4: Simplify right side
   1,449,724x = 9,454,641,025,600
5. Step 5: Solve for x
   x = 9,454,641,025,600/1,449,724
6. Step 6: Final answer
   x = 6,521,683.46