Finding the Third Proportional to 1,619,673 and 3,749,644

Step by Step Solution

1. Step 1: Write the proportion equation
   1,619,673 : 3,749,644 = 3,749,644 : x
2. Step 2: Convert to fraction form
   1,619,673/3,749,644 = 3,749,644/x
3. Step 3: Cross multiply
   1,619,673x = 3,749,644 × 3,749,644
4. Step 4: Simplify right side
   1,619,673x = 14,059,830,126,736
5. Step 5: Solve for x
   x = 14,059,830,126,736/1,619,673
6. Step 6: Final answer
   x = 8,680,659.69