Finding the Third Proportional to 2,431,235 and 5,290,582

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431,235 : 5,290,582 = 5,290,582 : x
2. Step 2: Convert to fraction form
   2,431,235/5,290,582 = 5,290,582/x
3. Step 3: Cross multiply
   2,431,235x = 5,290,582 × 5,290,582
4. Step 4: Simplify right side
   2,431,235x = 27,990,257,898,724
5. Step 5: Solve for x
   x = 27,990,257,898,724/2,431,235
6. Step 6: Final answer
   x = 11,512,773.51