Finding the Third Proportional to 1,243,674 and 1,920,483

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,674 : 1,920,483 = 1,920,483 : x
2. Step 2: Convert to fraction form
   1,243,674/1,920,483 = 1,920,483/x
3. Step 3: Cross multiply
   1,243,674x = 1,920,483 × 1,920,483
4. Step 4: Simplify right side
   1,243,674x = 3,688,254,953,289
5. Step 5: Solve for x
   x = 3,688,254,953,289/1,243,674
6. Step 6: Final answer
   x = 2,965,612.33