Finding the Third Proportional to 1,310,170 and 2,777,800

Step by Step Solution

1. Step 1: Write the proportion equation
   1,310,170 : 2,777,800 = 2,777,800 : x
2. Step 2: Convert to fraction form
   1,310,170/2,777,800 = 2,777,800/x
3. Step 3: Cross multiply
   1,310,170x = 2,777,800 × 2,777,800
4. Step 4: Simplify right side
   1,310,170x = 7,716,172,840,000
5. Step 5: Solve for x
   x = 7,716,172,840,000/1,310,170
6. Step 6: Final answer
   x = 5,889,444.00