Finding the Third Proportional to 3,118,710 and 4,665,366

Step by Step Solution

1. Step 1: Write the proportion equation
   3,118,710 : 4,665,366 = 4,665,366 : x
2. Step 2: Convert to fraction form
   3,118,710/4,665,366 = 4,665,366/x
3. Step 3: Cross multiply
   3,118,710x = 4,665,366 × 4,665,366
4. Step 4: Simplify right side
   3,118,710x = 21,765,639,913,956
5. Step 5: Solve for x
   x = 21,765,639,913,956/3,118,710
6. Step 6: Final answer
   x = 6,979,052.21