Finding the Third Proportional to 1,221,444 and 1,606,194

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,444 : 1,606,194 = 1,606,194 : x
2. Step 2: Convert to fraction form
   1,221,444/1,606,194 = 1,606,194/x
3. Step 3: Cross multiply
   1,221,444x = 1,606,194 × 1,606,194
4. Step 4: Simplify right side
   1,221,444x = 2,579,859,165,636
5. Step 5: Solve for x
   x = 2,579,859,165,636/1,221,444
6. Step 6: Final answer
   x = 2,112,138.72