Finding the Third Proportional to 1,484,240 and 3,178,360

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484,240 : 3,178,360 = 3,178,360 : x
2. Step 2: Convert to fraction form
   1,484,240/3,178,360 = 3,178,360/x
3. Step 3: Cross multiply
   1,484,240x = 3,178,360 × 3,178,360
4. Step 4: Simplify right side
   1,484,240x = 10,101,972,289,600
5. Step 5: Solve for x
   x = 10,101,972,289,600/1,484,240
6. Step 6: Final answer
   x = 6,806,158.23