Finding the Third Proportional to 1,311,900 and 2,830,512

Step by Step Solution

1. Step 1: Write the proportion equation
   1,311,900 : 2,830,512 = 2,830,512 : x
2. Step 2: Convert to fraction form
   1,311,900/2,830,512 = 2,830,512/x
3. Step 3: Cross multiply
   1,311,900x = 2,830,512 × 2,830,512
4. Step 4: Simplify right side
   1,311,900x = 8,011,798,182,144
5. Step 5: Solve for x
   x = 8,011,798,182,144/1,311,900
6. Step 6: Final answer
   x = 6,107,018.97