Finding the Third Proportional to 2,387,646 and 4,915,259

Step by Step Solution

1. Step 1: Write the proportion equation
   2,387,646 : 4,915,259 = 4,915,259 : x
2. Step 2: Convert to fraction form
   2,387,646/4,915,259 = 4,915,259/x
3. Step 3: Cross multiply
   2,387,646x = 4,915,259 × 4,915,259
4. Step 4: Simplify right side
   2,387,646x = 24,159,771,037,081
5. Step 5: Solve for x
   x = 24,159,771,037,081/2,387,646
6. Step 6: Final answer
   x = 10,118,657.05