Finding the Third Proportional to 7,028,381 and 10,617,456

Step by Step Solution

1. Step 1: Write the proportion equation
   7,028,381 : 10,617,456 = 10,617,456 : x
2. Step 2: Convert to fraction form
   7,028,381/10,617,456 = 10,617,456/x
3. Step 3: Cross multiply
   7,028,381x = 10,617,456 × 10,617,456
4. Step 4: Simplify right side
   7,028,381x = 112,730,371,911,936
5. Step 5: Solve for x
   x = 112,730,371,911,936/7,028,381
6. Step 6: Final answer
   x = 16,039,308.61