Finding the Third Proportional to 4,684,160 and 6,987,378

Step by Step Solution

1. Step 1: Write the proportion equation
   4,684,160 : 6,987,378 = 6,987,378 : x
2. Step 2: Convert to fraction form
   4,684,160/6,987,378 = 6,987,378/x
3. Step 3: Cross multiply
   4,684,160x = 6,987,378 × 6,987,378
4. Step 4: Simplify right side
   4,684,160x = 48,823,451,314,884
5. Step 5: Solve for x
   x = 48,823,451,314,884/4,684,160
6. Step 6: Final answer
   x = 10,423,096.42