Finding the Third Proportional to 1,477,880 and 3,176,768

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,880 : 3,176,768 = 3,176,768 : x
2. Step 2: Convert to fraction form
   1,477,880/3,176,768 = 3,176,768/x
3. Step 3: Cross multiply
   1,477,880x = 3,176,768 × 3,176,768
4. Step 4: Simplify right side
   1,477,880x = 10,091,854,925,824
5. Step 5: Solve for x
   x = 10,091,854,925,824/1,477,880
6. Step 6: Final answer
   x = 6,828,602.41