Finding the Third Proportional to 2,456,868 and 5,316,168

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456,868 : 5,316,168 = 5,316,168 : x
2. Step 2: Convert to fraction form
   2,456,868/5,316,168 = 5,316,168/x
3. Step 3: Cross multiply
   2,456,868x = 5,316,168 × 5,316,168
4. Step 4: Simplify right side
   2,456,868x = 28,261,642,204,224
5. Step 5: Solve for x
   x = 28,261,642,204,224/2,456,868
6. Step 6: Final answer
   x = 11,503,117.87