Finding the Third Proportional to 11,763,132 and 17,990,742

Step by Step Solution

1. Step 1: Write the proportion equation
   11,763,132 : 17,990,742 = 17,990,742 : x
2. Step 2: Convert to fraction form
   11,763,132/17,990,742 = 17,990,742/x
3. Step 3: Cross multiply
   11,763,132x = 17,990,742 × 17,990,742
4. Step 4: Simplify right side
   11,763,132x = 323,666,797,710,564
5. Step 5: Solve for x
   x = 323,666,797,710,564/11,763,132
6. Step 6: Final answer
   x = 27,515,358.81