Finding the Third Proportional to 1,210,800 and 2,634,422

Step by Step Solution

1. Step 1: Write the proportion equation
   1,210,800 : 2,634,422 = 2,634,422 : x
2. Step 2: Convert to fraction form
   1,210,800/2,634,422 = 2,634,422/x
3. Step 3: Cross multiply
   1,210,800x = 2,634,422 × 2,634,422
4. Step 4: Simplify right side
   1,210,800x = 6,940,179,274,084
5. Step 5: Solve for x
   x = 6,940,179,274,084/1,210,800
6. Step 6: Final answer
   x = 5,731,895.67