Finding the Third Proportional to 2,225,009 and 4,785,358

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,009 : 4,785,358 = 4,785,358 : x
2. Step 2: Convert to fraction form
   2,225,009/4,785,358 = 4,785,358/x
3. Step 3: Cross multiply
   2,225,009x = 4,785,358 × 4,785,358
4. Step 4: Simplify right side
   2,225,009x = 22,899,651,188,164
5. Step 5: Solve for x
   x = 22,899,651,188,164/2,225,009
6. Step 6: Final answer
   x = 10,291,936.43