Finding the Third Proportional to 2,477,288 and 3,620,344

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477,288 : 3,620,344 = 3,620,344 : x
2. Step 2: Convert to fraction form
   2,477,288/3,620,344 = 3,620,344/x
3. Step 3: Cross multiply
   2,477,288x = 3,620,344 × 3,620,344
4. Step 4: Simplify right side
   2,477,288x = 13,106,890,678,336
5. Step 5: Solve for x
   x = 13,106,890,678,336/2,477,288
6. Step 6: Final answer
   x = 5,290,822.33