Finding the Third Proportional to 5,210,496 and 10,980,864

Step by Step Solution

1. Step 1: Write the proportion equation
   5,210,496 : 10,980,864 = 10,980,864 : x
2. Step 2: Convert to fraction form
   5,210,496/10,980,864 = 10,980,864/x
3. Step 3: Cross multiply
   5,210,496x = 10,980,864 × 10,980,864
4. Step 4: Simplify right side
   5,210,496x = 120,579,374,186,496
5. Step 5: Solve for x
   x = 120,579,374,186,496/5,210,496
6. Step 6: Final answer
   x = 23,141,630.70