Finding the Third Proportional to 1,546,240 and 2,177,448

Step by Step Solution

1. Step 1: Write the proportion equation
   1,546,240 : 2,177,448 = 2,177,448 : x
2. Step 2: Convert to fraction form
   1,546,240/2,177,448 = 2,177,448/x
3. Step 3: Cross multiply
   1,546,240x = 2,177,448 × 2,177,448
4. Step 4: Simplify right side
   1,546,240x = 4,741,279,792,704
5. Step 5: Solve for x
   x = 4,741,279,792,704/1,546,240
6. Step 6: Final answer
   x = 3,066,328.51