Finding the Third Proportional to 1,443,261 and 2,285,199

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,261 : 2,285,199 = 2,285,199 : x
2. Step 2: Convert to fraction form
   1,443,261/2,285,199 = 2,285,199/x
3. Step 3: Cross multiply
   1,443,261x = 2,285,199 × 2,285,199
4. Step 4: Simplify right side
   1,443,261x = 5,222,134,469,601
5. Step 5: Solve for x
   x = 5,222,134,469,601/1,443,261
6. Step 6: Final answer
   x = 3,618,288.36