Finding the Third Proportional to 1,420,420 and 3,051,656

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,420 : 3,051,656 = 3,051,656 : x
2. Step 2: Convert to fraction form
   1,420,420/3,051,656 = 3,051,656/x
3. Step 3: Cross multiply
   1,420,420x = 3,051,656 × 3,051,656
4. Step 4: Simplify right side
   1,420,420x = 9,312,604,342,336
5. Step 5: Solve for x
   x = 9,312,604,342,336/1,420,420
6. Step 6: Final answer
   x = 6,556,232.90