Finding the Third Proportional to 1,420,428 and 3,051,672

Step by Step Solution

1. Step 1: Write the proportion equation
   1,420,428 : 3,051,672 = 3,051,672 : x
2. Step 2: Convert to fraction form
   1,420,428/3,051,672 = 3,051,672/x
3. Step 3: Cross multiply
   1,420,428x = 3,051,672 × 3,051,672
4. Step 4: Simplify right side
   1,420,428x = 9,312,701,995,584
5. Step 5: Solve for x
   x = 9,312,701,995,584/1,420,428
6. Step 6: Final answer
   x = 6,556,264.73