Finding the Third Proportional to 1,477,760 and 3,181,520

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477,760 : 3,181,520 = 3,181,520 : x
2. Step 2: Convert to fraction form
   1,477,760/3,181,520 = 3,181,520/x
3. Step 3: Cross multiply
   1,477,760x = 3,181,520 × 3,181,520
4. Step 4: Simplify right side
   1,477,760x = 10,122,069,510,400
5. Step 5: Solve for x
   x = 10,122,069,510,400/1,477,760
6. Step 6: Final answer
   x = 6,849,603.12