Finding the Third Proportional to 1,698,984 and 3,649,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,698,984 : 3,649,840 = 3,649,840 : x
2. Step 2: Convert to fraction form
   1,698,984/3,649,840 = 3,649,840/x
3. Step 3: Cross multiply
   1,698,984x = 3,649,840 × 3,649,840
4. Step 4: Simplify right side
   1,698,984x = 13,321,332,025,600
5. Step 5: Solve for x
   x = 13,321,332,025,600/1,698,984
6. Step 6: Final answer
   x = 7,840,763.67