Finding the Third Proportional to 2,551,170 and 5,413,316

Step by Step Solution

1. Step 1: Write the proportion equation
   2,551,170 : 5,413,316 = 5,413,316 : x
2. Step 2: Convert to fraction form
   2,551,170/5,413,316 = 5,413,316/x
3. Step 3: Cross multiply
   2,551,170x = 5,413,316 × 5,413,316
4. Step 4: Simplify right side
   2,551,170x = 29,303,990,115,856
5. Step 5: Solve for x
   x = 29,303,990,115,856/2,551,170
6. Step 6: Final answer
   x = 11,486,490.56