Finding the Third Proportional to 2,321,674 and 4,878,356

Step by Step Solution

1. Step 1: Write the proportion equation
   2,321,674 : 4,878,356 = 4,878,356 : x
2. Step 2: Convert to fraction form
   2,321,674/4,878,356 = 4,878,356/x
3. Step 3: Cross multiply
   2,321,674x = 4,878,356 × 4,878,356
4. Step 4: Simplify right side
   2,321,674x = 23,798,357,262,736
5. Step 5: Solve for x
   x = 23,798,357,262,736/2,321,674
6. Step 6: Final answer
   x = 10,250,516.34