Finding the Third Proportional to 3,063,774 and 4,678,607

Step by Step Solution

1. Step 1: Write the proportion equation
   3,063,774 : 4,678,607 = 4,678,607 : x
2. Step 2: Convert to fraction form
   3,063,774/4,678,607 = 4,678,607/x
3. Step 3: Cross multiply
   3,063,774x = 4,678,607 × 4,678,607
4. Step 4: Simplify right side
   3,063,774x = 21,889,363,460,449
5. Step 5: Solve for x
   x = 21,889,363,460,449/3,063,774
6. Step 6: Final answer
   x = 7,144,575.11