Finding the Third Proportional to 3,118,329 and 4,664,781

Step by Step Solution

1. Step 1: Write the proportion equation
   3,118,329 : 4,664,781 = 4,664,781 : x
2. Step 2: Convert to fraction form
   3,118,329/4,664,781 = 4,664,781/x
3. Step 3: Cross multiply
   3,118,329x = 4,664,781 × 4,664,781
4. Step 4: Simplify right side
   3,118,329x = 21,760,181,777,961
5. Step 5: Solve for x
   x = 21,760,181,777,961/3,118,329
6. Step 6: Final answer
   x = 6,978,154.58