Finding the Third Proportional to 1,364,992 and 3,189,904

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364,992 : 3,189,904 = 3,189,904 : x
2. Step 2: Convert to fraction form
   1,364,992/3,189,904 = 3,189,904/x
3. Step 3: Cross multiply
   1,364,992x = 3,189,904 × 3,189,904
4. Step 4: Simplify right side
   1,364,992x = 10,175,487,529,216
5. Step 5: Solve for x
   x = 10,175,487,529,216/1,364,992
6. Step 6: Final answer
   x = 7,454,613.31