Finding the Third Proportional to 1,443,194 and 3,117,642

Step by Step Solution

1. Step 1: Write the proportion equation
   1,443,194 : 3,117,642 = 3,117,642 : x
2. Step 2: Convert to fraction form
   1,443,194/3,117,642 = 3,117,642/x
3. Step 3: Cross multiply
   1,443,194x = 3,117,642 × 3,117,642
4. Step 4: Simplify right side
   1,443,194x = 9,719,691,640,164
5. Step 5: Solve for x
   x = 9,719,691,640,164/1,443,194
6. Step 6: Final answer
   x = 6,734,847.60