Finding the Third Proportional to 4,483,624 and 7,137,790

Step by Step Solution

1. Step 1: Write the proportion equation
   4,483,624 : 7,137,790 = 7,137,790 : x
2. Step 2: Convert to fraction form
   4,483,624/7,137,790 = 7,137,790/x
3. Step 3: Cross multiply
   4,483,624x = 7,137,790 × 7,137,790
4. Step 4: Simplify right side
   4,483,624x = 50,948,046,084,100
5. Step 5: Solve for x
   x = 50,948,046,084,100/4,483,624
6. Step 6: Final answer
   x = 11,363,139.75