Finding the Third Proportional to 1,221,184 and 1,796,440

Step by Step Solution

1. Step 1: Write the proportion equation
   1,221,184 : 1,796,440 = 1,796,440 : x
2. Step 2: Convert to fraction form
   1,221,184/1,796,440 = 1,796,440/x
3. Step 3: Cross multiply
   1,221,184x = 1,796,440 × 1,796,440
4. Step 4: Simplify right side
   1,221,184x = 3,227,196,673,600
5. Step 5: Solve for x
   x = 3,227,196,673,600/1,221,184
6. Step 6: Final answer
   x = 2,642,678.48