Finding the Third Proportional to 2,415,822 and 5,209,926

Step by Step Solution

1. Step 1: Write the proportion equation
   2,415,822 : 5,209,926 = 5,209,926 : x
2. Step 2: Convert to fraction form
   2,415,822/5,209,926 = 5,209,926/x
3. Step 3: Cross multiply
   2,415,822x = 5,209,926 × 5,209,926
4. Step 4: Simplify right side
   2,415,822x = 27,143,328,925,476
5. Step 5: Solve for x
   x = 27,143,328,925,476/2,415,822
6. Step 6: Final answer
   x = 11,235,649.37