Finding the Third Proportional to 1,228,670 and 1,923,219

Step by Step Solution

1. Step 1: Write the proportion equation
   1,228,670 : 1,923,219 = 1,923,219 : x
2. Step 2: Convert to fraction form
   1,228,670/1,923,219 = 1,923,219/x
3. Step 3: Cross multiply
   1,228,670x = 1,923,219 × 1,923,219
4. Step 4: Simplify right side
   1,228,670x = 3,698,771,321,961
5. Step 5: Solve for x
   x = 3,698,771,321,961/1,228,670
6. Step 6: Final answer
   x = 3,010,386.29