Finding the Third Proportional to 1,663,644 and 2,484,378

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,644 : 2,484,378 = 2,484,378 : x
2. Step 2: Convert to fraction form
   1,663,644/2,484,378 = 2,484,378/x
3. Step 3: Cross multiply
   1,663,644x = 2,484,378 × 2,484,378
4. Step 4: Simplify right side
   1,663,644x = 6,172,134,046,884
5. Step 5: Solve for x
   x = 6,172,134,046,884/1,663,644
6. Step 6: Final answer
   x = 3,710,008.90